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Every detail counts. The Osaki OS-4000LS has 173 specs to explore — from must-have general information, dimensions & weight, design & materials & massage mechanism to nice-to-haves.
A fast snapshot of the Osaki OS-4000LS, covering its standout specification and what you can expect right out of the box.
Osaki OS-4000LS
The Osaki OS-4000LS redefines relaxation with its extended L-Track system, delivering a deep-tissue massage from neck to glutes. Featuring zero-gravity positioning, soothing lumbar heat, and adjustable shoulder air compression, it targets tension with precision. This sleek, ergonomic lounger brings a professional-grade spa experience directly into the comfort of your home.
Specifications & Facts
173
Specs measured. Drama avoided.
Behind every great health product is a pile of specs. We sorted the Osaki OS-4000LS’s list into what matters, what’s meh, and what surprises.
General Information
7
Osaki OS-4000LS
Model Number
What is the model number?
64
Osaki OS-4000LS
0
Votes
OS 4500LS
37
Massage Chairs in this range
MR360
The manufacturer’s reference code for identification or warranty registration.
When it comes to Model Number,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
27 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Model Number on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
User Weight Capacity
What is the maximum user weight capacity?
220
lbs
0Votes
290.81
lbs (Average)
The maximum user weight supported by the chair structure.
When it comes to User Weight Capacity,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
70.8 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
User Weight Capacity on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Product Type
What type of massage chair is this?
64
Osaki OS-4000LS
0
Votes
Zero Gravity
77
Massage Chairs in this range
Full Body
Defines the general classification of the massage chair based on its design and coverage area.
When it comes to Product Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Product Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Series
What is the chair’s series or model line?
55
Osaki OS-4000LS
0
Votes
OS-4000
66
Massage Chairs in this range
OS‑Pro
Identifies the marketing series or product line to which the model belongs.
When it comes to Series,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
11 score
measurement.
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Series on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Country of Origin
Where was the chair made?
29
Osaki OS-4000LS
0
Votes
China
35
Massage Chairs in this range
China
Indicates where the chair was manufactured or assembled.
When it comes to Country of Origin,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Country of Origin on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Release Year
What is the release year?
4
Osaki OS-4000LS
0
Votes
2016
61
Massage Chairs in this range
2024
The year the chair was first released, showing product recency.
When it comes to Release Year,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
57 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Release Year on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Intended User Height Range
What is the supported user height range?
49
Osaki OS-4000LS
0
Votes
5'0-6'3 ft
51
Massage Chairs in this range
5'0-6'2 ft
Indicates the supported height range for optimal massage coverage.
When it comes to Intended User Height Range,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Intended User Height Range on Osaki OS-4000LS
◉ and help others decide!
Dimensions & Weight
12
Osaki OS-4000LS
Width
What is the chair’s width?
30.7
inch
0Votes
30.53
inch (Average)
Osaki OS-4000LS
Overall width is 30.7 inch (78.0 cm).
Account for this measurement when planning placement in a room to ensure adequate clearance.
The total side-to-side measurement of the chair in an upright position.
When it comes to Width,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
0.2 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Width on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Net Weight
What is the chair’s net weight?
226.6
lbs
0Votes
182.74
lbs (Average)
Osaki OS-4000LS
Net weight is 226.6 lbs (102.8 kg).
Because of the heavy weight, two people are typically recommended for safe moving and installation.
The total weight of the massage chair without packaging.
When it comes to Net Weight,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
43.9 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
Net Weight on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Seat Width
What is the seat width?
20
inch
0Votes
20.74
inch (Average)
Osaki OS-4000LS
Seat width is 20 inch (50.8 cm).
This width is comfortable for most users but could feel narrow for larger body types.
The width of the seat area where the user sits.
When it comes to Seat Width,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
0.7 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Seat Width on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Depth
What is the chair’s depth?
63.4
inch
0Votes
55.9
inch (Average)
The front-to-back measurement when the chair is in a standard position.
When it comes to Depth,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
7.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Depth on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Height
What is the chair’s height?
47.2
inch
0Votes
45.19
inch (Average)
The full height from base to top when upright.
When it comes to Height,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2.0 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Height on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Seat Depth
What is the seat depth?
18
inch
0Votes
20.05
inch (Average)
The measurement from seat front to backrest.
When it comes to Seat Depth,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
2.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Seat Depth on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Seat Height
What is the seat height?
20
inch
0Votes
19.96
inch (Average)
The vertical distance from floor to seat surface.
When it comes to Seat Height,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
0.0 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Seat Height on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Backrest Height
What is the backrest height?
32
inch
0Votes
31.87
inch (Average)
The total height of the backrest section.
When it comes to Backrest Height,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
0.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Backrest Height on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Armrest Height
What is the armrest height?
25
inch
0Votes
23.88
inch (Average)
The distance from floor to top of the armrest.
When it comes to Armrest Height,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
1.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Armrest Height on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Folded Width
What is the folded width?
30
inch
0Votes
29.88
inch (Average)
The width of the chair when folded or reclined for storage.
When it comes to Folded Width,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
0.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Folded Width on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Folded Depth
What is the folded depth?
48
inch
0Votes
51.42
inch (Average)
The depth of the chair when folded or reclined.
When it comes to Folded Depth,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
3.4 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Folded Depth on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Folded Height
What is the folded height?
48
inch
0Votes
43.53
inch (Average)
The height of the chair in a folded position.
When it comes to Folded Height,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
4.5 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Folded Height on Osaki OS-4000LS
◉ and help others decide!
Design & Materials
11
Osaki OS-4000LS
Recline Type
What recline type does it have?
39
Osaki OS-4000LS
0
Votes
Zero Gravity
46
Massage Chairs in this range
Zero Gravity
Osaki OS-4000LS
Recline type is Zero Gravity, which elevates the legs relative to the heart to reduce spinal pressure and create a sense of weightlessness during massage.
Specifies how the chair reclines and the mechanism involved.
When it comes to Recline Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Recline Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Leg Rest Type
What type of leg rest is used?
89
Osaki OS-4000LS
0
Votes
Extendable
82
Massage Chairs in this range
Extendable
Osaki OS-4000LS
Leg rest type is Extendable, meaning it can lengthen to better accommodate taller users and improve leg support.
Describes how the leg rest operates or adjusts.
When it comes to Leg Rest Type,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Leg Rest Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Frame Material
What material is used for the frame?
79
Osaki OS-4000LS
0
Votes
Steel
77
Massage Chairs in this range
Steel
The primary structural material that supports the chair.
When it comes to Frame Material,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Frame Material on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Upholstery Material
What is the upholstery material?
59
Osaki OS-4000LS
0
Votes
PU Leather
62
Massage Chairs in this range
Synthetic Leather
The material covering the chair surface, affecting feel and maintenance.
When it comes to Upholstery Material,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Upholstery Material on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Cushion Type
What type of cushion is used?
64
Osaki OS-4000LS
0
Votes
High-Density Foam
71
Massage Chairs in this range
High-Density Foam
The internal filling used for comfort and support.
When it comes to Cushion Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Cushion Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Seat Shape
What is the seat shape?
79
Osaki OS-4000LS
0
Votes
Ergonomic
75
Massage Chairs in this range
Ergonomic
The contour style of the seat that affects posture and comfort.
When it comes to Seat Shape,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Seat Shape on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Armrest Type
What type of armrests does the chair have?
49
Osaki OS-4000LS
0
Votes
Padded
53
Massage Chairs in this range
Padded
Defines the configuration and comfort level of the armrests.
When it comes to Armrest Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Armrest Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Base Type
What is the chair’s base type?
0
Osaki OS-4000LS
0
Votes
Fixed
10
Massage Chairs in this range
Fixed
Indicates the design and movement capability of the base.
When it comes to Base Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Base Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Headrest Type
What is the headrest type?
39
Osaki OS-4000LS
0
Votes
Padded
54
Massage Chairs in this range
Padded
Defines the adjustability and comfort of the headrest.
When it comes to Headrest Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
15 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Headrest Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Cover Removability
Are the covers removable?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the outer covers can be removed for cleaning or replacement.
When it comes to Cover Removability,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Cover Removability on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Color Options
What color options are available?
64
Osaki OS-4000LS
0
Votes
Black,Brown
65
Massage Chairs in this range
Black,Brown
Available upholstery colors for customization.
When it comes to Color Options,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Color Options on Osaki OS-4000LS
◉ and help others decide!
Massage Mechanism
15
Osaki OS-4000LS
Roller Track Type
What is the roller track type?
69
Osaki OS-4000LS
0
Votes
S-Track
76
Massage Chairs in this range
SL-Track
The path shape that the rollers follow along the body.
When it comes to Roller Track Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Roller Track Type on Osaki OS-4000LS
◉ and help others decide!
63
Massage Chairs in this range
Shiatsu, Kneading, Tapping, Rolling, Deep Tissue
Defines the massage styles available in the chair.
When it comes to Massage Type,
Osaki OS-4000LS ◉ is
same as
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Massage Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Massage Roller Type
What roller type does it use?
39
Osaki OS-4000LS
0
Votes
2D
60
Massage Chairs in this range
4D
The roller system type defining range and depth control.
When it comes to Massage Roller Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
21 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Massage Roller Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Roller Material
What material are the rollers made from?
39
Osaki OS-4000LS
0
Votes
Plastic
53
Massage Chairs in this range
Silicone
The material composition of massage rollers.
When it comes to Roller Material,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
14 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Roller Material on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Roller Size
What is the roller size?
2
inch
0Votes
6.63
inch (Average)
The approximate diameter of the massage rollers.
When it comes to Roller Size,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
4.6 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Roller Size on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Track Length
What is the roller track length?
47
inch
0Votes
45.75
inch (Average)
The total distance the rollers travel across the user’s body.
When it comes to Track Length,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
1.3 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Track Length on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Number of Massage Nodes
How many massage nodes are there?
9
Osaki OS-4000LS
0
Votes
4
20
Massage Chairs in this range
4
The total count of individual massage nodes operating within the chair.
When it comes to Number of Massage Nodes,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
11 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Number of Massage Nodes on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Airbag Count
How many airbags does it have?
36
Osaki OS-4000LS
0
Votes
24
40
Massage Chairs in this range
32
The total number of airbags used for compression and squeezing massage.
When it comes to Airbag Count,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Airbag Count on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Compression Type
What compression system does it use?
49
Osaki OS-4000LS
0
Votes
Air
54
Massage Chairs in this range
Air
The system used to create compression pressure.
When it comes to Compression Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Compression Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Shiatsu Function
Does it have Shiatsu massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if the chair includes shiatsu-style deep pressure massage.
When it comes to Shiatsu Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Shiatsu Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Kneading Function
Does it provide kneading massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Determines whether circular kneading motions are supported.
When it comes to Kneading Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Kneading Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Tapping Function
Does it have a tapping massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Checks for rhythmic tapping action for muscle stimulation.
When it comes to Tapping Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Tapping Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Rolling Function
Does it provide rolling massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
States whether continuous roller motion along the back is supported.
When it comes to Rolling Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Rolling Function on Osaki OS-4000LS
◉ and help others decide!
Massage Programs & Modes
15
Osaki OS-4000LS
Auto Programs Count
How many automatic massage programs are available?
14
Osaki OS-4000LS
0
Votes
6
34
Massage Chairs in this range
12
Osaki OS-4000LS
The chair offers 6 preset auto programs that cover common massage routines and simplify usage for most users.
Presets are typically designed for different goals like relaxation, recovery, or targeted relief.
The total number of built-in automatic massage routines.
When it comes to Auto Programs Count,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
20 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Auto Programs Count on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Stretching Mode
Does it have a stretching mode?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — includes a stretching mode that gently tractiones and elongates the spine and hips to increase flexibility and relieve tension.
Mimics body-stretching movements to relieve tension.
When it comes to Stretching Mode,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Stretching Mode on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
AI Adaptive Massage
Does it support AI adaptive massage?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — the chair does not include AI-adaptive massage, so it will not automatically modify techniques based on sensor feedback or learning algorithms.
Adjusts massage intensity and pattern based on user tension or response.
When it comes to AI Adaptive Massage,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
AI Adaptive Massage on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Full Body Mode
Does it support full-body massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Performs an automated routine that covers the entire body.
When it comes to Full Body Mode,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Full Body Mode on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Custom Program Memory
Can it store custom massage programs?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if users can save their own massage settings.
When it comes to Custom Program Memory,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Custom Program Memory on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Body Scan Function
Does it include a body scan function?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Detects body shape and adjusts roller or airbag placement automatically.
When it comes to Body Scan Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Body Scan Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Zone Selection
Can you select massage zones manually?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows users to focus massage on specific body areas.
When it comes to Zone Selection,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Zone Selection on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Massage Focus Modes
Which focus modes are available?
38
Osaki OS-4000LS
0
Votes
Neck, Shoulders, Back, Hips, Legs
43
Massage Chairs in this range
Neck, Shoulders, Back, Hips, Legs
Predefined focus areas for targeted massage routines.
When it comes to Massage Focus Modes,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Massage Focus Modes on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Partial Massage Option
Can it perform a partial massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Enables massage to be concentrated on a small section of the body.
When it comes to Partial Massage Option,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Partial Massage Option on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Quick Massage Mode
Does it include a quick massage mode?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
A fast, time-efficient massage setting.
When it comes to Quick Massage Mode,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Quick Massage Mode on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Recovery Mode
Is there a recovery mode available?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Focused on post-exercise or fatigue recovery.
When it comes to Recovery Mode,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Recovery Mode on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Sleep Mode
Does it include a sleep mode?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Provides a slow, relaxing pattern for pre-sleep comfort.
When it comes to Sleep Mode,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Sleep Mode on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Manual Control Mode
Can you manually control massage settings?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows full user control over individual massage parameters.
When it comes to Manual Control Mode,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Manual Control Mode on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Speed Levels
How many speed levels are available?
19
Osaki OS-4000LS
0
Votes
3
32
Massage Chairs in this range
5
The number of selectable massage speed levels.
When it comes to Speed Levels,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Speed Levels on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Intensity Levels
How many intensity levels can you choose?
29
Osaki OS-4000LS
0
Votes
3
38
Massage Chairs in this range
5
Defines how many intensity adjustments are available for rollers or airbags.
When it comes to Intensity Levels,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Intensity Levels on Osaki OS-4000LS
◉ and help others decide!
Adjustability & Positions
15
Osaki OS-4000LS
Footrest Extension Length
What is the footrest extension length?
6
inch
0Votes
7.13
inch (Average)
Osaki OS-4000LS
Footrest extends by 6 inch (15.2 cm).
This modest extension provides extra length for taller users but may not be sufficient for very tall individuals.
How far the footrest can extend to fit taller users.
When it comes to Footrest Extension Length,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
1.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Footrest Extension Length on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Height Adjustment
Does it support height adjustment?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — height adjustment is not available, so overall fit must be achieved through cushion/positioning adjustments rather than seat height changes.
Allows height alignment for different user sizes.
When it comes to Height Adjustment,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Height Adjustment on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Lumbar Support Adjustment
Does it support lumbar adjustment?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — lumbar support is not adjustable, so the firmness and position of the lumbar area remain fixed during use.
Enables fine-tuning of lumbar pressure or depth.
When it comes to Lumbar Support Adjustment,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Lumbar Support Adjustment on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Preset Position Modes
What preset position modes are available?
48
Osaki OS-4000LS
0
Votes
TV, Reading, Nap, Zero Gravity
57
Massage Chairs in this range
TV, Reading, Nap, Zero Gravity
Predefined recline configurations for convenience.
When it comes to Preset Position Modes,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Preset Position Modes on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Recline Range
What is the recline range in degrees?
57
Osaki OS-4000LS
0
Votes
115-160 degree
53
Massage Chairs in this range
115-160 degree
The maximum angle range through which the chair can recline.
When it comes to Recline Range,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Recline Range on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Zero Gravity Positions Count
How many zero-gravity positions are supported?
22
Osaki OS-4000LS
0
Votes
1
56
Massage Chairs in this range
2
The number of preset zero-gravity postures that reduce spinal pressure.
When it comes to Zero Gravity Positions Count,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
34 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Zero Gravity Positions Count on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Seat Angle Adjustment
Can the seat angle be adjusted?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows the seat pan angle to be customized for posture support.
When it comes to Seat Angle Adjustment,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Seat Angle Adjustment on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Legrest Adjustment Range
What is the legrest adjustment range?
69
Osaki OS-4000LS
0
Votes
Automatic
44
Massage Chairs in this range
6
The total extension range of the legrest.
When it comes to Legrest Adjustment Range,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
25 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Legrest Adjustment Range on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Shoulder Width Adjustment
Can the shoulder width be adjusted?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Lets users modify the roller track width for shoulder fit.
When it comes to Shoulder Width Adjustment,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
23 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Shoulder Width Adjustment on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Armrest Adjustment
Can the armrests be adjusted?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Permits armrest repositioning for ergonomic alignment.
When it comes to Armrest Adjustment,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Armrest Adjustment on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Neck Position Adjustment
Can the neck position be adjusted?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Adjusts neck support height or angle for better relaxation.
When it comes to Neck Position Adjustment,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Neck Position Adjustment on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Automatic Position Memory
Does it have automatic position memory?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Remembers user’s favorite positions for one-touch setup.
When it comes to Automatic Position Memory,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Automatic Position Memory on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Manual Recline Option
Can it recline manually?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Option to recline manually without power assistance.
When it comes to Manual Recline Option,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
15 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Manual Recline Option on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Backrest Speed Control
Can you control the backrest speed?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows control over how quickly the backrest moves between angles.
When it comes to Backrest Speed Control,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Backrest Speed Control on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Position Lock Function
Does it have a position lock function?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Locks the current recline position for safety and stability.
When it comes to Position Lock Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Position Lock Function on Osaki OS-4000LS
◉ and help others decide!
Air & Heat Therapy
10
Osaki OS-4000LS
Air Compression Intensity Levels
How many air compression intensity levels are available?
19
Osaki OS-4000LS
0
Votes
3
31
Massage Chairs in this range
3
Number of adjustable intensity levels for air compression.
When it comes to Air Compression Intensity Levels,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Air Compression Intensity Levels on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Airbag Material
What material are the airbags made of?
49
Osaki OS-4000LS
0
Votes
Synthetic Leather
58
Massage Chairs in this range
PU Leather
Material used for the airbags, affecting comfort and durability.
When it comes to Airbag Material,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
9 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Airbag Material on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Heat Therapy Function
Does the chair include a heat therapy function?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the chair provides heat-based muscle relaxation.
When it comes to Heat Therapy Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Heat Therapy Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Heated Zones
Which body zones are heated?
79
Osaki OS-4000LS
0
Votes
Back
77
Massage Chairs in this range
Back
Body areas equipped with heating elements.
When it comes to Heated Zones,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Heated Zones on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Heating Type
What type of heating technology is used?
79
Osaki OS-4000LS
0
Votes
Carbon Fiber
73
Massage Chairs in this range
Infrared
Technology used for heating elements.
When it comes to Heating Type,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Heating Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Heating Temperature Range
What is the heating temperature range?
59
Osaki OS-4000LS
0
Votes
104-122°F
60
Massage Chairs in this range
104-122°F
Adjustable temperature range for heating zones.
When it comes to Heating Temperature Range,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
1 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Heating Temperature Range on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Heating Duration Setting
What is the heating duration setting?
15
min
0Votes
20.47
min (Average)
Duration setting for how long heat therapy runs.
When it comes to Heating Duration Setting,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
5.5 min
measurement.
Don’t keep it to yourself — be the first to react and review the
Heating Duration Setting on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Automatic Temperature Regulation
Does it have automatic temperature regulation?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Automatically adjusts heating or cooling based on user’s temperature.
When it comes to Automatic Temperature Regulation,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Automatic Temperature Regulation on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Cooling Function
Does it include a cooling function?
No
0Votes
Osaki OS-4000LS
Massage Chair in this range
Who knows?
(Help us out by suggesting one!)
Provides cooling air or temperature control for user comfort.
Don’t keep it to yourself — be the first to react and review the
Cooling Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Safety Temperature Cutoff
Does it include a safety temperature cutoff?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Shuts off heat automatically when temperature exceeds safe limits.
When it comes to Safety Temperature Cutoff,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Safety Temperature Cutoff on Osaki OS-4000LS
◉ and help others decide!
Vibration Features
8
Osaki OS-4000LS
Vibration Function
Does the chair have vibration functionality?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — a separate vibration function is not available, so vibration-based therapies are not part of the feature set.
Indicates whether the chair includes vibration massage capability.
When it comes to Vibration Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Vibration Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Vibration Intensity Levels
How many vibration intensity levels are available?
0
Osaki OS-4000LS
0
Votes
1
42
Massage Chairs in this range
3
Osaki OS-4000LS
There is 1 vibration intensity level, so vibration (if present) cannot be adjusted to multiple intensity settings.
Number of selectable intensity levels for vibration massage.
When it comes to Vibration Intensity Levels,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
42 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Vibration Intensity Levels on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Synchronization with Massage
Can vibration synchronize with massage modes?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — synchronization means multiple massage components operate in coordinated sequences for smoother, unified treatments.
Allows vibration to synchronize with other massage functions.
When it comes to Synchronization with Massage,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
20 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Synchronization with Massage on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Independent Vibration Control
Can vibration be controlled independently?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No independent vibration control; vibration features (if present) are integrated with other massage functions and cannot be adjusted separately.
Allows vibration to be used or adjusted separately from other functions.
When it comes to Independent Vibration Control,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Independent Vibration Control on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Vibration Zones
Which body zones have vibration?
89
Osaki OS-4000LS
0
Votes
Seat
75
Massage Chairs in this range
Seat, Back, Leg, Foot
Body areas equipped with vibration motors.
When it comes to Vibration Zones,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
14 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Vibration Zones on Osaki OS-4000LS
◉ and help others decide!
49
Massage Chairs in this range
Upper Back, Lower Back, Seat, Legs, Feet
Specific areas vibration can target for localized relief.
When it comes to Target Areas,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Target Areas on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Vibration Modes
What vibration modes are available?
29
Osaki OS-4000LS
0
Votes
Continuous
47
Massage Chairs in this range
Continuous, Pulse, Wave
Preset vibration operation patterns.
When it comes to Vibration Modes,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
18 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Vibration Modes on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Pulse Pattern Variety
How many pulse patterns are available?
0
Osaki OS-4000LS
0
Votes
1
32
Massage Chairs in this range
3
Number of distinct pulse or wave patterns for vibration.
When it comes to Pulse Pattern Variety,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
32 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Pulse Pattern Variety on Osaki OS-4000LS
◉ and help others decide!
Foot & Calf Massage
9
Osaki OS-4000LS
Toe Massage Function
Is there a toe massage feature?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — there is no dedicated toe massage function within the foot module.
Provides focused massage around the toes for targeted relief.
When it comes to Toe Massage Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Toe Massage Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Foot Massage Function
Does the chair include a foot massage function?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the chair provides dedicated foot massage capability.
When it comes to Foot Massage Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Foot Massage Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Calf Massage Function
Does it include calf massage?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Specifies if the chair includes calf compression or roller massage.
When it comes to Calf Massage Function,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Calf Massage Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Foot Roller Type
What type of foot rollers does it use?
22
Osaki OS-4000LS
0
Votes
Dual
29
Massage Chairs in this range
Dual
Design of the foot rollers affecting massage depth and feel.
When it comes to Foot Roller Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
7 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Foot Roller Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Calf Airbag Count
How many calf airbags are included?
22
Osaki OS-4000LS
0
Votes
4
33
Massage Chairs in this range
4
Number of airbags providing compression to the calves.
When it comes to Calf Airbag Count,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
11 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Calf Airbag Count on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Reflexology Function
Does it have a reflexology function?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Uses roller nodes or points to stimulate reflex zones in the feet.
When it comes to Reflexology Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Reflexology Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Sole Heating Function
Does the chair offer sole heating?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Provides heat to the soles of the feet to enhance relaxation.
When it comes to Sole Heating Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Sole Heating Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Ankle Rotation Function
Does the chair support ankle rotation massage?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Rotational mechanism for ankle flexibility and joint relief.
When it comes to Ankle Rotation Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Ankle Rotation Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Removable Foot Covers
Are the foot covers removable?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows foot covers to be detached for easy cleaning or replacement.
When it comes to Removable Foot Covers,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
22 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Removable Foot Covers on Osaki OS-4000LS
◉ and help others decide!
Controls & Interface
11
Osaki OS-4000LS
Control Type
What type of control does the chair use?
19
Osaki OS-4000LS
0
Votes
Button, Remote
39
Massage Chairs in this range
Remote
The main interface used to operate the massage chair.
When it comes to Control Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
20 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Control Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Remote Type
What type of remote does it use?
89
Osaki OS-4000LS
0
Votes
Wireless
70
Massage Chairs in this range
Wireless
Defines whether the remote is connected physically or wirelessly.
When it comes to Remote Type,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
19 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Remote Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Control Panel Location
Where is the control panel located?
19
Osaki OS-4000LS
0
Votes
Armrest
35
Massage Chairs in this range
Armrest
Where the built-in control panel is positioned on the chair.
When it comes to Control Panel Location,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
16 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Control Panel Location on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Control Panel Illumination
Is the control panel illuminated?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if control buttons or panels are backlit for visibility in low light.
When it comes to Control Panel Illumination,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Control Panel Illumination on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
On-Chair Controls
Does it have on-chair controls?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Physical controls located directly on the chair for easy access.
When it comes to On-Chair Controls,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
On-Chair Controls on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Remote Control
Is a remote control included?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
States whether a remote control is provided with the chair.
When it comes to Remote Control,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Remote Control on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Remote Display Type
What display type does the remote use?
39
Osaki OS-4000LS
0
Votes
LCD
44
Massage Chairs in this range
LCD
Type of display used on the remote control.
When it comes to Remote Display Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Remote Display Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Touchscreen Interface
Does it have a touchscreen interface?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if the control interface includes a touchscreen.
When it comes to Touchscreen Interface,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Touchscreen Interface on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Voice Control Function
Does it support voice control?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows users to control chair functions using voice commands.
When it comes to Voice Control Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Voice Control Function on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
App Control
Can it be controlled via mobile app?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Allows control through a smartphone app.
When it comes to App Control,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
App Control on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Child Lock
Does it include a child lock feature?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Prevents accidental operation by locking all functions.
When it comes to Child Lock,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Child Lock on Osaki OS-4000LS
◉ and help others decide!
Connectivity & Integration
8
Osaki OS-4000LS
Wi-Fi Connectivity
Does the chair have Wi-Fi connectivity?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — the chair does not support Wi‑Fi connectivity, so cloud features, remote updates, or networked app control are not available.
Shows if the chair supports Wi-Fi for app updates or remote control.
When it comes to Wi-Fi Connectivity,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Wi-Fi Connectivity on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
USB Charging Port
Does it have a USB charging port?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — there is no onboard USB charging port, so you cannot charge phones or tablets directly from the chair.
Determines if the chair includes one or more USB ports for device charging.
When it comes to USB Charging Port,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
USB Charging Port on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Audio Speaker Type
What type of audio speakers are built in?
0
Osaki OS-4000LS
0
Votes
No
46
Massage Chairs in this range
Stereo
The type of speakers integrated into the chair.
When it comes to Audio Speaker Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
46 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Audio Speaker Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Bluetooth Connectivity
Does the chair support Bluetooth connectivity?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the chair supports Bluetooth pairing for audio or app functions.
When it comes to Bluetooth Connectivity,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Bluetooth Connectivity on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Smart Home Integration
Is the chair compatible with smart home systems?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Determines compatibility with smart assistants like Alexa or Google Home.
When it comes to Smart Home Integration,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Smart Home Integration on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Firmware Upgradable
Is the firmware upgradable?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the chair’s software can be updated for improved features.
When it comes to Firmware Upgradable,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Firmware Upgradable on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Wireless Charging Pad
Is there a wireless charging pad?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
States if the chair features a built-in wireless charging pad for smartphones.
When it comes to Wireless Charging Pad,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Wireless Charging Pad on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Headphone Jack
Does it include a headphone jack?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the chair has a headphone jack for private listening.
When it comes to Headphone Jack,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Headphone Jack on Osaki OS-4000LS
◉ and help others decide!
Comfort & Ergonomics
10
Osaki OS-4000LS
Lumbar Cushion Type
What type of lumbar cushion does it have?
39
Osaki OS-4000LS
0
Votes
Fixed
59
Massage Chairs in this range
Adjustable
Osaki OS-4000LS
Lumbar cushion type is Fixed, which means it does not allow position or firmness adjustments and provides a constant level of support.
Defines the lumbar support configuration and flexibility.
When it comes to Lumbar Cushion Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
20 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Lumbar Cushion Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Contoured Backrest
Is the backrest contoured?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — the backrest is contoured to follow the natural curve of the spine, improving contact and support during massage.
States whether the backrest has a contoured shape for spine alignment.
When it comes to Contoured Backrest,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Contoured Backrest on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Adjustable Head Pillow
Is the head pillow adjustable?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — the head pillow is adjustable to help users achieve better neck alignment and personalized comfort during sessions.
Specifies whether the head pillow can be repositioned or adjusted.
When it comes to Adjustable Head Pillow,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
16 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Adjustable Head Pillow on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Ergonomic Design
Does the chair have an ergonomic design?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the chair follows an ergonomic structure for posture support.
When it comes to Ergonomic Design,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Ergonomic Design on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Cushion Firmness Level
What is the cushion firmness level?
19
Osaki OS-4000LS
0
Votes
Medium
29
Massage Chairs in this range
Medium
Describes the firmness level of the seat and back cushions.
When it comes to Cushion Firmness Level,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Cushion Firmness Level on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Seat Cushion Thickness
What is the seat cushion thickness?
4
inch
0Votes
4.39
inch (Average)
Measures the thickness of the main seat cushion for comfort level.
When it comes to Seat Cushion Thickness,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
0.4 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Seat Cushion Thickness on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Armrest Padding
How padded are the armrests?
19
Osaki OS-4000LS
0
Votes
Standard
29
Massage Chairs in this range
Standard
Specifies the softness and material of the armrest padding.
When it comes to Armrest Padding,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Armrest Padding on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Side Cushion Support
Does it have side cushion support?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Shows whether side cushions provide extra lateral stability and comfort.
When it comes to Side Cushion Support,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
5 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Side Cushion Support on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Head Pillow
Does it include a head pillow?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if a head pillow is provided for neck comfort.
When it comes to Head Pillow,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Head Pillow on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Cooling Ventilation System
Does the chair feature a cooling ventilation system?
No
0Votes
Osaki OS-4000LS
Massage Chair in this range
Who knows?
(Help us out by suggesting one!)
Indicates the presence of airflow channels or ventilation to keep the chair cool.
Don’t keep it to yourself — be the first to react and review the
Cooling Ventilation System on Osaki OS-4000LS
◉ and help others decide!
Safety & Protection
9
Osaki OS-4000LS
Emergency Stop Button
Does it have an emergency stop button?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — there is no dedicated emergency stop button; users should use the main power switch or remote control to stop the chair quickly if needed.
Instantly stops all massage functions when pressed.
When it comes to Emergency Stop Button,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Emergency Stop Button on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Flame Retardant Materials
Are the materials flame retardant?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — flame-retardant materials are used, which improves safety in the event of overheating or electrical faults.
Indicates if chair materials resist ignition or burning.
When it comes to Flame Retardant Materials,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Flame Retardant Materials on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Anti-Tip Design
Does it feature an anti-tip design?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — an anti-tip design increases overall stability and reduces the risk of the chair tipping when reclining or when a user shifts position.
Prevents the chair from tipping over during recline or movement.
When it comes to Anti-Tip Design,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Anti-Tip Design on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Safety Certifications
What safety certifications does it have?
59
Osaki OS-4000LS
0
Votes
UL, CE
57
Massage Chairs in this range
UL, CE
Lists the official safety certifications obtained by the chair.
When it comes to Safety Certifications,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Safety Certifications on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Overheat Protection
Does it have overheat protection?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Prevents damage or fire by automatically shutting off if components overheat.
When it comes to Overheat Protection,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Overheat Protection on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Overload Protection
Does the chair include overload protection?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Detects and limits excessive electrical or mechanical load.
When it comes to Overload Protection,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Overload Protection on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Power Surge Protection
Does it include power surge protection?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Shields the chair’s electrical system from voltage spikes.
When it comes to Power Surge Protection,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
11 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Power Surge Protection on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Auto Shut-off Timer
What is the auto shut-off timer duration?
15
min
0Votes
18.55
min (Average)
Duration before the chair powers off automatically for safety.
When it comes to Auto Shut-off Timer,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
3.5 min
measurement.
Don’t keep it to yourself — be the first to react and review the
Auto Shut-off Timer on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Safety Lock Function
Is there a safety lock feature?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Locks chair functions to prevent accidental use.
When it comes to Safety Lock Function,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Safety Lock Function on Osaki OS-4000LS
◉ and help others decide!
Power & Performance
10
Osaki OS-4000LS
Rated Voltage
What is the rated voltage?
110
Volt
0Votes
112.5
Volt (Average)
Osaki OS-4000LS
Rated for 110 Volt, matching typical North American household voltage.
Users in regions with different mains voltages should verify compatibility or use an appropriate transformer or model.
The operating voltage required for the chair’s power supply.
When it comes to Rated Voltage,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
2.5 Volt
measurement.
Don’t keep it to yourself — be the first to react and review the
Rated Voltage on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Run Time Limit
What is the run time limit?
15
min
0Votes
25.72
min (Average)
Osaki OS-4000LS
Built-in run time limit is 15 min, which automatically stops a session to prevent overuse and reduce wear on components.
Maximum continuous operation time before cooldown is needed.
When it comes to Run Time Limit,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
10.7 min
measurement.
Don’t keep it to yourself — be the first to react and review the
Run Time Limit on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Rated Frequency
What is the rated frequency?
50
Hz
0Votes
58.26
Hz (Average)
The electrical frequency required for optimal performance.
When it comes to Rated Frequency,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
8.3 Hz
measurement.
Don’t keep it to yourself — be the first to react and review the
Rated Frequency on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Power Consumption
What is the power consumption of the chair?
200
Watt
0Votes
140.6
Watt (Average)
The average electrical power required for full operation.
When it comes to Power Consumption,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
59.4 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Power Consumption on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Energy Efficiency Rating
What is the energy efficiency rating?
0
Osaki OS-4000LS
0
Votes
No
42
Massage Chairs in this range
B
The efficiency grade of the chair’s power system.
When it comes to Energy Efficiency Rating,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
42 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Energy Efficiency Rating on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Motor Count
How many motors does the chair have?
52
Osaki OS-4000LS
0
Votes
5
40
Massage Chairs in this range
4
The total number of motors used in the chair.
When it comes to Motor Count,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
12 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Motor Count on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Motor Type
What type of motor does it use?
29
Osaki OS-4000LS
0
Votes
DC Motor
35
Massage Chairs in this range
DC Motor
Type of motor technology used for massage functions.
When it comes to Motor Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Motor Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Motor Power
What is the motor power?
150
Watt
0Votes
132.73
Watt (Average)
Power rating of each motor or the total motor output.
When it comes to Motor Power,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
17.3 Watt
measurement.
Don’t keep it to yourself — be the first to react and review the
Motor Power on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Operating Noise Level
What is the operating noise level?
55
dB
0Votes
52.05
dB (Average)
The sound level produced during normal operation.
When it comes to Operating Noise Level,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
3.0 dB
measurement.
Don’t keep it to yourself — be the first to react and review the
Operating Noise Level on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Power Cord Length
What is the power cord length?
6
ft
0Votes
7.46
ft (Average)
The total length of the power cable for flexible placement.
When it comes to Power Cord Length,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
1.5 ft
measurement.
Don’t keep it to yourself — be the first to react and review the
Power Cord Length on Osaki OS-4000LS
◉ and help others decide!
Maintenance & Durability
8
Osaki OS-4000LS
Self-Diagnosis System
Does it have a self-diagnosis system?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
No — the chair does not include a self-diagnosis system, so fault detection and troubleshooting will be manual or require service assistance.
Detects internal issues and displays error codes automatically.
When it comes to Self-Diagnosis System,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Self-Diagnosis System on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Replaceable Components
Does it have replaceable components?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Osaki OS-4000LS
Yes — selected components are replaceable, which can simplify repairs and extend the product's usable life.
Specifies if key parts (rollers, cushions, etc.) can be replaced when worn.
When it comes to Replaceable Components,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Replaceable Components on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Warranty Duration
What is the warranty duration?
19
Osaki OS-4000LS
0
Votes
1 year
33
Massage Chairs in this range
3 Years
Length of time the product is covered under warranty.
When it comes to Warranty Duration,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
14 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Warranty Duration on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Warranty Coverage Type
What type of warranty coverage does it offer?
69
Osaki OS-4000LS
0
Votes
Parts Only,Parts & Labor,Full Coverage
75
Massage Chairs in this range
Parts & Labor
Specifies the scope of the product’s warranty protection.
When it comes to Warranty Coverage Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
6 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Warranty Coverage Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Cover Washability
Is the chair cover washable?
No
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the outer fabric or cover can be removed and washed.
When it comes to Cover Washability,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Cover Washability on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Maintenance Interval
What is the recommended maintenance interval?
12
month
0Votes
11.13
month (Average)
Recommended time between routine maintenance checks.
When it comes to Maintenance Interval,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
0.9 month
measurement.
Don’t keep it to yourself — be the first to react and review the
Maintenance Interval on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Upholstery Durability Rating
What is the upholstery durability rating?
29
Osaki OS-4000LS
0
Votes
20.000 Cycles
58
Massage Chairs in this range
50.000 Cycles
Rated wear resistance of the chair’s upholstery material.
When it comes to Upholstery Durability Rating,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
29 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Upholstery Durability Rating on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Spare Parts Availability
Are spare parts available for this chair?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if spare parts are readily available for maintenance.
When it comes to Spare Parts Availability,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
2 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Spare Parts Availability on Osaki OS-4000LS
◉ and help others decide!
Package & Installation
9
Osaki OS-4000LS
Package Depth
What is the package depth?
32.5
inch
0Votes
52.93
inch (Average)
Osaki OS-4000LS
Package depth is 32.5 inch (82.6 cm).
This dimension is useful when planning delivery and placement, as it indicates whether the boxed unit will fit through doors and into elevators.
The total depth of the chair package.
When it comes to Package Depth,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
20.4 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Depth on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Package Width
What is the package width?
62
inch
0Votes
33.9
inch (Average)
The total width of the chair package for delivery.
When it comes to Package Width,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
28.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Width on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Package Height
What is the package height?
33.9
inch
0Votes
43.98
inch (Average)
The total height of the package as shipped.
When it comes to Package Height,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
10.1 inch
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Height on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Package Weight
What is the package weight?
271.7
lbs
0Votes
202.69
lbs (Average)
The total weight of the product in its packaging.
When it comes to Package Weight,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
69.0 lbs
measurement.
Don’t keep it to yourself — be the first to react and review the
Package Weight on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Delivery Condition
What is the delivery condition?
29
Osaki OS-4000LS
0
Votes
Partially Assembled
42
Massage Chairs in this range
Partially Assembled
The condition in which the chair is delivered to the user.
When it comes to Delivery Condition,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Delivery Condition on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Installation Type
What is the installation type?
64
Osaki OS-4000LS
0
Votes
Partial Assembly
67
Massage Chairs in this range
Partial Assembly
Defines how the chair is set up upon delivery.
When it comes to Installation Type,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Installation Type on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Assembly Tools
Are assembly tools included?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates whether the necessary assembly tools are provided.
When it comes to Assembly Tools,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Assembly Tools on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Installation Time
How long does installation take?
30
min
0Votes
27.27
min (Average)
Average time required for complete setup and installation.
When it comes to Installation Time,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
2.7 min
measurement.
Don’t keep it to yourself — be the first to react and review the
Installation Time on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
User Manual
Is a user manual included?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
States if a printed or digital user manual is included in the package.
When it comes to User Manual,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
4 score
measurement.
Don’t keep it to yourself — be the first to react and review the
User Manual on Osaki OS-4000LS
◉ and help others decide!
Brand Support & Service
6
Osaki OS-4000LS
Service Center Coverage
What is the service center coverage?
19
Osaki OS-4000LS
0
Votes
National
32
Massage Chairs in this range
National
Osaki OS-4000LS
Service center coverage is National, indicating support and spare parts distribution are available countrywide rather than locally only.
The geographical range of the brand’s authorized service centers.
When it comes to Service Center Coverage,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
13 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Service Center Coverage on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Customer Support Availability
When is customer support available?
89
Osaki OS-4000LS
0
Votes
24/7
66
Massage Chairs in this range
Weekdays Only
Defines when customer support is available for assistance.
When it comes to Customer Support Availability,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
23 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Customer Support Availability on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Remote Support Options
What remote support options are available?
19
Osaki OS-4000LS
0
Votes
Phone, Email
29
Massage Chairs in this range
Phone, Email
Channels available for remote assistance.
When it comes to Remote Support Options,
Osaki OS-4000LS ◉ is
worse than
Massage Chair in this range ◉
, delivering
equal
10 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Remote Support Options on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Replacement Policy
What is the replacement policy duration?
89
Osaki OS-4000LS
0
Votes
30 Days
89
Massage Chairs in this range
30 Days
Specifies the replacement window after purchase for defective units.
When it comes to Replacement Policy,
Osaki OS-4000LS ◉ is
same as
Massage Chair in this range ◉
.
Don’t keep it to yourself — be the first to react and review the
Replacement Policy on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Extended Warranty Option
Is there an extended warranty option?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
Indicates if users can purchase additional warranty coverage.
When it comes to Extended Warranty Option,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
8 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Extended Warranty Option on Osaki OS-4000LS
◉ and help others decide!
Osaki OS-4000LS
Accessories Availability
Are accessories available for this model?
Yes
0Votes
Osaki OS-4000LS
Yes
Massage Chairs in this range
States if compatible accessories are available from the manufacturer.
When it comes to Accessories Availability,
Osaki OS-4000LS ◉ is
better than
Massage Chair in this range ◉
, delivering
higher
3 score
measurement.
Don’t keep it to yourself — be the first to react and review the
Accessories Availability on Osaki OS-4000LS
◉ and help others decide!
Surveys
Because hot takes deserve votes.
Osaki OS-4000LS
Comfort
How comfortable is this massage chair during use?
Very comfortable — Provides full body relaxation, perfect pressure and heat
0Votes
Comfortable — Very good pressure and heat for most users
0Votes
Average comfort — Decent pressure but might not be ideal for all users
0Votes
Uncomfortable — Pressure is either too light or too intense, lacks heat
0Votes
Very uncomfortable — Causes discomfort, poor pressure and no heat
0Votes
Osaki OS-4000LS
Durability and Build Quality
How would you rate the durability and build quality of this massage chair?
Very durable — Built to last for many years with heavy daily use
0Votes
Durable — Will last for a long time with proper care
0Votes
Average durability — Moderate wear expected after 2-3 years
0Votes
Below average durability — Will show signs of wear after 1 year
0Votes
Poor durability — Breaks or malfunctions within the first year of use
0Votes
Osaki OS-4000LS
Ease of Setup
How easy was it to set up this massage chair?
Very easy — Took under 10 minutes with no tools required
0Votes
Easy — Set up in under 30 minutes with basic instructions
0Votes
Average — Took over 30 minutes and required some effort
0Votes
Difficult — Required multiple people or specialized tools for setup
0Votes
Very difficult — Setup was complex and time-consuming, unclear instructions
0Votes
Osaki OS-4000LS
Noise Level
How noisy is this massage chair during use?
Very quiet — Operates under 40 dB, virtually silent
0Votes
Quiet — Operates under 50 dB, can barely hear it
0Votes
Average noise — Operates around 60 dB, noticeable hum
0Votes
Loud — Operates around 70 dB, can be disturbing in quiet spaces
0Votes
Very loud — Over 80 dB, loud enough to be disruptive
0Votes
Osaki OS-4000LS
Design Appeal
How aesthetically pleasing is the design of this massage chair?
Sleek and modern — Stylish, fits with most home décor
0Votes
Attractive — Good design, blends well with most settings
0Votes
Neutral — Design is acceptable but not remarkable
0Votes
Unattractive — Not visually appealing, looks bulky or outdated
0Votes
Very unattractive — Poor design, does not fit with modern interiors
0Votes
Osaki OS-4000LS
Pricing
How would you rate the price of this massage chair compared to its value?
Great value for money — Worth every penny for the features and quality
0Votes
Pretty good price — Reasonable cost for the features provided
0Votes
Fair deal — Average price, but you're getting what you pay for
0Votes
Kinda pricey — A little more expensive than expected for the value
0Votes
Crazy expensive — Not worth the price for what you get
0Votes
Osaki OS-4000LS
Massage Features and Customization
How customizable and effective are the massage features on this chair?
Highly customizable — Multiple modes, intensity levels, heat settings, and target areas
0Votes
Well customizable — Several modes and intensity options, decent heat feature
0Votes
Average customization — Limited modes or intensity settings, some customization options
0Votes
Below average — Very few modes or intensity options, minimal customization
0Votes
No customization — Fixed settings, no way to adjust the massage
0Votes
Osaki OS-4000LS
Performance and Speed
How would you rate the performance and speed of the massage function in this chair?
Very fast and efficient — Delivers quick, effective massage with fast results
0Votes
Fast — Provides good results in a reasonable amount of time
0Votes
Average — Massage speed is decent but could be faster or more effective
0Votes
Slow — Takes longer to feel any significant results
0Votes
Very slow — Massage is ineffective, takes too long to see any results
0Votes
Osaki OS-4000LS
Heat Function Effectiveness
How effective is the heat function in this massage chair?
Very effective — Provides soothing, deep heat that enhances the massage
0Votes
Effective — Warmth is noticeable and helps with relaxation
0Votes
Average — Heat function works but doesn’t provide much relief
0Votes
Below average — Heat is weak and doesn’t improve the experience
0Votes
Ineffective — Heat function is practically non-existent or uncomfortable
0Votes
Osaki OS-4000LS
Size and Fit
How would you rate the size and fit of this massage chair for your space?
Perfect fit — Fits seamlessly into any space without being bulky
0Votes
Good fit — Takes up some space but still manageable in most rooms
0Votes
Average fit — Large but still workable in most rooms
0Votes
Below average fit — Takes up a lot of space, difficult to place
0Votes
Poor fit — Too large or small, doesn't fit well in most spaces
0Votes
Supermod
Moderator
0
Cartling
