Products
Sony X900H
TCL R635
Tested using Methodology v1.6
Updated Sep 24, 2025 06:42 PM
SEE PRICE
Amazon.com
Tested using Methodology v1.6
Updated Sep 24, 2025 06:41 PM
SEE PRICE
Amazon.com
TypeLED
Sub-Type
VA
Resolution4k
TypeLED
Sub-Type
VA
Resolution4k
Our Verdict
Sony X900H
TCL R635
The Sony X900H is a bit better than the TCL R635. The Sony has much more accurate colors, handles gradients a lot better, and has a lower input lag. However, the TCL displays deeper blacks, gets brighter, and displays a wider color gamut.
Variants
- XBR55X900H (55")
- XBR65X900H (65")
- XBR75X900H (75")
- XBR85X900H (85")
- 55R635 (55")
- 65R635 (65")
- 75R635 (75")
Check Price
55"
XBR55X900H
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Amazon.com
55"
55R635
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Amazon.com
65"
XBR65X900H
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Amazon.com
65"
65R635
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Amazon.com
75"
XBR75X900H
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75"
75R635
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Amazon.com
85"
XBR85X900H
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Amazon.com
85"
Main Differences for
Mixed Usage
Mixed Usage
Threshold
Mixed Usage
8.1
7.8
Local Dimming
7.5
6.0
Black Uniformity
8.8
6.7
Full Comparison
Design
Style
Design Picture
Curved
No
No
Accelerated Longevity Test
Uniformity Pictures
Month 30
50% Gray
Month 30
50% Gray
Longevity Graph
Stand
Stand Picture
Back
Back Picture
Wall Mount
VESA 300x300
VESA 300x300
Borders
Borders Picture
Borders
0.35" (0.9 cm)
0.35" (0.9 cm)
Thickness
Thickness Picture
Max Thickness
2.80" (7.1 cm)
3.66" (9.3 cm)
Build Quality
8.0
7.5
Build quality picture
Picture Quality
Contrast
8.6
9.0
Checkerboard Picture
Native Contrast
4,267 : 1
5,560 : 1
Contrast with local dimming
5,386 : 1
10,537 : 1
SDR Brightness
8.2
8.8
Real Scene Peak Brightness
474 cd/m²
679 cd/m²
Peak 2% Window
423 cd/m²
568 cd/m²
Peak 10% Window
462 cd/m²
907 cd/m²
Peak 25% Window
604 cd/m²
988 cd/m²
Peak 50% Window
530 cd/m²
869 cd/m²
Peak 100% Window
466 cd/m²
596 cd/m²
Sustained 2% Window
420 cd/m²
567 cd/m²
Sustained 10% Window
457 cd/m²
902 cd/m²
Sustained 25% Window
598 cd/m²
982 cd/m²
Sustained 50% Window
529 cd/m²
865 cd/m²
Sustained 100% Window
465 cd/m²
594 cd/m²
Automatic Brightness Limiting (ABL)
0.020
0.034
Local Dimming
7.5
6.0
LD Video, Moving Object
LD Video, Real Content
LD Video, Real Content Side View
Local Dimming
Yes
Yes
Backlight
Full-Array
Full-Array
Local Dimming In Game Mode
7.5
6.0
LD Video, Moving Object
LD Video, Real Content
LD Video, Real Content Side View
Local Dimming
Yes
Yes
Backlight
Full-Array
Full-Array
HDR Brightness
6.9
8.4
EOTF
Real Scene Highlight
543 cd/m²
885 cd/m²
Peak 2% Window
358 cd/m²
599 cd/m²
Peak 10% Window
447 cd/m²
986 cd/m²
Peak 25% Window
736 cd/m²
1,080 cd/m²
Peak 50% Window
677 cd/m²
790 cd/m²
Peak 100% Window
545 cd/m²
662 cd/m²
Sustained 2% Window
356 cd/m²
597 cd/m²
Sustained 10% Window
446 cd/m²
980 cd/m²
Sustained 25% Window
723 cd/m²
1,072 cd/m²
Sustained 50% Window
673 cd/m²
788 cd/m²
Sustained 100% Window
544 cd/m²
660 cd/m²
Automatic Brightness Limiting (ABL)
0.041
0.033
HDR Brightness In Game Mode
7.5
8.4
Game Mode EOTF
Real Scene Highlight
669 cd/m²
863 cd/m²
Peak 2% Window
471 cd/m²
603 cd/m²
Peak 10% Window
550 cd/m²
1,003 cd/m²
Peak 25% Window
746 cd/m²
1,096 cd/m²
Peak 50% Window
608 cd/m²
796 cd/m²
Peak 100% Window
531 cd/m²
665 cd/m²
Sustained 2% Window
469 cd/m²
600 cd/m²
Sustained 10% Window
540 cd/m²
999 cd/m²
Sustained 25% Window
731 cd/m²
1,081 cd/m²
Sustained 50% Window
607 cd/m²
793 cd/m²
Sustained 100% Window
530 cd/m²
664 cd/m²
Automatic Brightness Limiting (ABL)
0.023
0.034
Gray Uniformity
8.1
7.1
50% Uniformity Picture
50% Std. Dev.
2.447%
2.489%
50% DSE
0.155%
0.189%
5% Uniformity Picture
5% Std. Dev.
0.356%
2.053%
5% DSE
0.086%
0.135%
Black Uniformity
8.8
6.7
Native Black Uniformity Picture
Native Std. Dev.
0.558%
1.889%
Black Uniformity Picture with Local Dimming
Std. Dev. w/ L.D.
1.390%
0.831%
Viewing Angle
5.5
5.4
Viewing Angle Video
Chroma Graph
Color Washout
23°
25°
Hue Graph
Color Shift
25°
24°
Lightness Graph
Brightness Loss
34°
34°
Black Level Raise
16°
19°
Gamma Shift
24°
16°
Reflections
7.3
7.0
Reflections Picture
Average Room Off Picture
Bright Room Off Picture
Screen Finish
Semi-gloss
Semi-gloss
Total Reflections
5.4%
6.0%
Indirect Reflections
0.8%
1.1%
Calculated Direct Reflections
4.6%
4.9%
Pre Calibration
8.7
6.1
Pre White Balance Picture
Pre Gamma Curve Picture
Pre Color Picture
White Balance dE
1.73
4.48
Color dE
1.89
3.65
Gamma
2.23
2.28
Color Temperature
6,460 K
5,753 K
Picture Mode
Custom
Movie
Color Temp Setting
Expert 1
Warm
Gamma Setting
0
2.2
Post Calibration
9.2
9.4
Post White Balance Picture
Post Gamma Curve Picture
Post Color Picture
White Balance dE
0.54
0.23
Color dE
1.70
1.55
Gamma
2.20
2.20
Color Temperature
6,509 K
6,478 K
White Balance Calibration
10 point
11 point
Color Calibration
No
Yes
480p Input
8.0
8.0
480p Picture
720p Input
8.0
8.0
720p Picture
1080p Input
9.0
9.0
1080p Picture
4k Input
10
10
4k Picture
8k Input
0.0
0.0
8k Picture
Pixels
Pixels Picture
Type
LED
LED
Sub-Type
VA
VA
Color Gamut
7.9
8.4
Wide Color Gamut
Yes
Yes
Color Gamut DCI-P3 Picture
DCI P3 xy
87.31%
91.01%
DCI P3 uv
93.11%
94.57%
Color Gamut Rec.2020 Picture
Rec 2020 xy
63.98%
69.72%
Rec 2020 uv
71.22%
78.81%
Color Volume
7.2
8.0
P3 Color Volume ITP Picture
Normalized DCI P3 Coverage ITP
76.1%
86.8%
10,000 cd/m² DCI P3 Coverage ITP
31.0%
45.0%
2020 Color Volume ITP Picture
Normalized Rec 2020 Coverage ITP
66.6%
71.9%
10,000 cd/m² Rec 2020 Coverage ITP
26.5%
37.3%
Gradient
8.9
6.2
Gradient Picture
Color Depth
10 Bit
10 Bit
Red (Std. Dev.)
0.077
0.204
Green (Std. Dev.)
0.095
0.176
Blue (Std. Dev.)
0.071
0.184
Gray (Std. Dev.)
0.084
0.152
Temporary Image Retention
10
10
Image Retention Picture
IR after 0 min recovery
0.00%
0.00%
IR after 2 min recovery
0.00%
0.00%
IR after 4 min recovery
0.00%
0.00%
IR after 6 min recovery
0.00%
0.00%
IR after 8 min recovery
0.00%
0.00%
IR after 10 min recovery
0.00%
0.00%
Permanent Burn-In Risk
10
10
Permanent Burn-In Risk
No
No
Motion
Response Time
8.3
8.4
Motion Blur Picture
Response Time Chart
80% Response Time
4.0 ms
3.8 ms
100% Response Time
11.2 ms
11.1 ms
Flicker-Free
9.5
9.9
Backlight chart
Flicker-Free
No
No
PWM Dimming Frequency
720 Hz
960 Hz
Black Frame Insertion (BFI)
6.0
8.7
BFI Picture
BFI Frequency Picture
Optional BFI
Yes
Yes
Min Flicker For 60 fps
120 Hz
60 Hz
60Hz For 60 fps
No
Yes
120Hz For 120 fps
Yes
No
Min Flicker for 60 fps in Game Mode
120 Hz
60 Hz
Motion Interpolation
Motion Interpolation (30 fps) Picture
Motion Interpolation (30 fps)
Yes
Yes
Motion Interpolation (60 fps) Picture
Motion Interpolation (60 fps)
Yes
Yes
Stutter
7.0
7.0
Frame Hold Time @ 24 fps
30.5 ms
30.6 ms
Frame Hold Time @ 60 fps
5.5 ms
5.6 ms
24p Judder
10
10
Judder-Free 24p
Yes
Yes
Judder-Free 24p via 60p
Yes
Yes
Judder-Free 24p via 60i
Yes
Yes
Judder-Free 24p via Native Apps
Yes
Yes
Variable Refresh Rate
9.4
8.2
Native Refresh Rate
120 Hz
120 Hz
Variable Refresh Rate
Yes
Yes
HDMI Forum VRR
Yes
Yes
FreeSync
No
Yes
G-SYNC Compatible
Yes
Yes
4k VRR Maximum
120 Hz
60 Hz
4k VRR Minimum
< 20 Hz
48 Hz
1080p VRR Maximum
120 Hz
120 Hz
1080p VRR Minimum
< 20 Hz
< 20 Hz
1440p VRR Maximum
120 Hz
1440p VRR Minimum
Unknown
< 20 Hz
VRR Supported Connectors
HDMI
HDMI
Inputs
Input Lag
9.4
9.2
1080p @ 60Hz
15.4 ms
18.4 ms
1080p @ 60Hz Outside Game Mode
91.1 ms
144.0 ms
1440p @ 60Hz
15.0 ms
17.9 ms
4k @ 60Hz
15.1 ms
17.8 ms
4k @ 60Hz + 10-Bit HDR
15.2 ms
18.0 ms
4k @ 60Hz @ 4:4:4
15.1 ms
17.8 ms
4k @ 60Hz Outside Game Mode
90.9 ms
143.7 ms
4k @ 60Hz With Interpolation
87.2 ms
151.5 ms
8k @ 60Hz
N/A
N/A
1080p @ 120Hz
7.2 ms
8.8 ms
1440p @ 120Hz
N/A
9.3 ms
4k @ 120Hz
6.7 ms
N/A
1080p with Variable Refresh Rate
N/A
N/A
1440p with VRR
N/A
N/A
4k with VRR
N/A
N/A
8k with VRR
N/A
N/A
Supported Resolutions
9.2
7.9
Resolution
4k
4k
1080p @ 60Hz @ 4:4:4
Yes
No
1080p @ 120Hz
Yes (native support)
Yes (native support)
1440p @ 60Hz
Yes (forced resolution required)
Yes (forced resolution required)
1440p @ 120Hz
No
Yes (native support)
4k @ 60Hz
Yes
Yes
4k @ 60Hz @ 4:4:4
Yes
Yes
4k @ 120Hz
Yes (native support)
No
8k @ 30Hz or 24Hz
No
No
8k @ 60Hz
No
No
Advanced Console Compatibility
PS5 Screenshot
Xbox Series X Screenshot
Auto Low Latency Mode (ALLM)
Yes
Yes
PS5, 4k @ 120Hz + HDR
Yes
No
PS5, 4k @ 120Hz
Yes
No
PS5, 4k @ 60Hz + HDR
Yes
Yes
PS5, 1440p @ 120Hz
PS5 can't do 1440p
Yes
PS5, 1080p @ 120Hz
Yes
Yes
PS5, Variable Refresh Rate
PS5 can't do VRR yet
Yes
Xbox Series X, 4k @ 120Hz + HDR
Yes
No
Xbox Series X, 4k @ 120Hz
Yes
No
Xbox Series X, 4k @ 60Hz + HDR
Yes
Yes
Xbox Series X, 1440p @ 120Hz
No
Yes
Xbox Series X, 1080p @ 120Hz
Yes
Yes
Xbox Series X, Variable Refresh Rate
Yes
Yes
Inputs Specifications
HDR10
Yes
Yes
HDR10+
No
No
Dolby Vision
Yes
Yes
HLG
Yes
Yes
HDMI 2.0 Full Bandwidth
Yes (HDMI 1,2,3,4)
Yes (HDMI 1,2,3,4)
HDMI 2.1 Class Bandwidth
Yes (HDMI 3,4)
No
CEC
Yes
Yes
HDCP 2.2
Yes (HDMI 1,2,3,4)
Yes (HDMI 1,2,3,4)
USB 3.0
Yes (1)
No
Variable Analog Audio Out
Yes
Yes
Wi-Fi Support
Yes (2.4 GHz, 5 GHz)
Yes (2.4 GHz, 5 GHz)
Input Photos
Side Inputs Picture
Rear Inputs Picture
Total Inputs
HDMI
4
4
USB
2
1
Digital Optical Audio Out
1
1
Analog Audio Out 3.5mm
1
1
Analog Audio Out RCA
0
0
Component In
0
0
Composite In
1 (adapter required, not incl.)
1 (adapter required, not incl.)
Tuner (Cable/Ant)
1
1
Ethernet
1
1
DisplayPort
0
0
IR In
1
0
SD/SDHC
0
0
Audio Passthrough
ARC
Yes (HDMI 3)
Yes (HDMI 4)
eARC support
Yes
Yes
Dolby Atmos via TrueHD via eARC
Yes
Yes
DTS:X via DTS-HD MA via eARC
Yes
Yes
5.1 Dolby Digital via ARC
Yes
Yes
5.1 DTS via ARC
Yes
Yes
5.1 Dolby Digital via Optical
Yes
Yes
5.1 DTS via Optical
Yes
Yes
Sound Quality
Frequency Response
7.3
7.7
Frequency Response
Low-Frequency Extension
95.14 Hz
80.00 Hz
Std. Dev. @ 70
2.62 dB
3.25 dB
Std. Dev. @ 80
2.69 dB
3.31 dB
Std. Dev. @ Max
5.01 dB
3.84 dB
Max
94.1 dB SPL
90.3 dB SPL
Dynamic Range Compression
4.58 dB
1.56 dB
Distortion
5.8
8.1
Total Harmonic Distortion
Weighted THD @ 80
0.047
0.033
Weighted THD @ Max
9.938
0.340
IMD @ 80
6.18%
0.60%
IMD @ Max
47.09%
1.95%
Smart Features
Interface
7.5
8.0
Smart TV Picture
Smart OS
Android TV
Roku TV
Version
9.0
9.3.2
Ease of Use
Average
Easy
Smoothness
Very Smooth
Very Smooth
Time Taken to Select YouTube
2 s
4 s
Time Taken to Change Backlight
2 s
3 s
Advanced Options
Many
Many
Ad-Free
0.0
0.0
Ads Picture
Ads
Yes
Yes
Opt-out
No
No
Suggested Content in Home
Yes
Yes
Opt-out of Suggested Content
Yes
No
Apps and Features
9.0
8.0
Apps Picture
App Selection
Great
Great
App Smoothness
Very Smooth
Average
Cast Capable
Yes
Yes
USB Drive Playback
Yes
Yes
USB Drive HDR Playback
Yes
Yes
HDR in Netflix
Yes
Yes
HDR in YouTube
Yes
Yes
Remote
8.5
7.0
Remote Picture
Size
Large
Small
Voice Control
Many Features
Search, Some Other Features
CEC Menu Control
Yes
Yes
Other Smart Features
No
No
Remote App
Android TV
Roku
TV Controls
Controls Picture
In The Box
In The Box Picture
Misc
Power Consumption
48 W
71 W
Power Consumption (Max)
145 W
219 W
Firmware
PKG6.0132.0031NAA
9.3.2 build 5006-88
Check Price
55"
XBR55X900H
SEARCH
Amazon.com
55"
55R635
SEE PRICE
Amazon.com
65"
XBR65X900H
SEARCH
Amazon.com
65"
65R635
SEE PRICE
Amazon.com
75"
XBR75X900H
SEARCH
Amazon.com
75"
75R635
SEARCH
Amazon.com
85"
XBR85X900H
SEE PRICE
Amazon.com
85"
Sony X900H
TCL R635
Comments
Sony X900H vs TCL R635: Main Discussion
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