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Comparison between TCL 55R635 vs TCL 75R617

General Info
Model Number TCL 55R635 TCL 75R617
Price
Type TV TV
Year 2020 2019
Brand TCL TCL
Model Series R635 R6
Model Number 55R635 75R617
Alias 75R615
Display
Screen Size Class 55" (inches) 75" (inches)
Diagonal Size 54.65 in
138.8 cm
1388 mm
4.55 ft
74.53 in
189.3 cm
1893 mm
6.21 ft
Screen Width 47.62 in
121 cm
1209.6 mm
3.97 ft
64.97 in
165 cm
1650.24 mm
5.41 ft
Screen Height 26.79 in
68 cm
680.4 mm
2.23 ft
36.55 in
92.8 cm
928.26 mm
3.05 ft
Display Type VA VA
Display Bit Depth 10 bits 10 bits (8 bits + FRC)
Frame Rate Control Yes
Max Number of Colors 1073741824 1073741824
Bits 30 30
Screen Aspect Ratio 16:9 16:9
Screen Resolution 3840 x 2160 3840 x 2160
Screen Pixel Pitch 0.315 mm 0.43 mm
Screen Pixel Density 80 ppi 59 ppi
Screen-to-Body Ratio 93.99 % 94.53 %
Backlight Source Mini LED Direct LED (Full-Array Local Dimming)
DCI P3 90%
Rec.2020 70
Screen Brightness 600 cd/m²
Max Screen Brightness 900 cd/m²
Static Screen Contrast 5500 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 9.3 ms
Display Coating Glossy
HDR HDR10
HLG (Hybrid Log Gamma)
Dolby Vision
HDR10
Dolby Vision
3D No No
Size, weight, color
Case Depth 2.8 in
7.1 cm
71.12 mm
0.23 ft
3.5 in
8.9 cm
88.9 mm
0.29 ft
Case Weight 19.01 kg
42 lbs
35.5 kg
78 lbs
Case Width with Stand 48.3 in
122.7 cm
1226.82 mm
4.03 ft
66.1 in
167.9 cm
1678.94 mm
5.51 ft
Case Height with Stand 31.1 in
79 cm
789.94 mm
2.59 ft
40.71 in
103.4 cm
1034 mm
3.39 ft
Case Depth with Stand 13.7 in
34.8 cm
347.98 mm
1.14 ft
15.9 in
40.4 cm
403.86 mm
1.33 ft
Case Weight with Stand 19.82 kg
44 lbs
36 kg
79 lbs
Case Color Black Black
Hardware
CPU Cores 4 2
GPU Cores 2 2
TV Tuner Analog (NTSC/PAL/SECAM)
ATSC
Clear QAM
Analog (NTSC/PAL/SECAM)
Clear QAM
ATSC
Built-in Camera No No
Network LAN
Wi-Fi
802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)
802.11n 5GHz
802.11ac (IEEE 802.11ac)
Wi-Fi Direct
2x2 MiMO
LAN
Wi-Fi
802.11a (IEEE 802.11a-1999)
802.11b (IEEE 802.11b-1999)
802.11g (IEEE 802.11g-2003)
802.11n (IEEE 802.11n-2009)
802.11n 5GHz
802.11ac (IEEE 802.11ac)
2x2 MiMO
Connectivity 4 x HDMI
1 x Satellite In (F-type female)
1 x S/PDIF
1 x 3.5 mm Audio Out
1 x AV Composite In 3.5 mm jack
1 x USB 2.0
1 x Ethernet RJ45
3 x HDMI 2.0 (ARC; CEC)
1 x Satellite In (Main; F-type female)
1 x S/PDIF
1 x 3.5 mm Audio Out
1 x AV Composite In 3.5 mm jack
1 x USB 2.0 (max 0.5 A)
1 x Ethernet RJ45
Audio
Audio Speakers 2 x 8W 2 x 15W
Features
OS Roku TV Roku TV
Cool Features Auto Game Mode
Contrast Control Zones technology with up to 240 zones
Smart HDR
FullView edge-to-edge glass design
Quantum Dot Color
THX Certified Game Mode
Google Assistant
Easy Voice Control
AiPQ Engine
V-Chip
Smart 4K Upscaling
Alexa
Smart Contrast
HDR Pro Gamma
iPQ Engine
Wide Color Gamut
Contrast Control Zones
HDCP (High-bandwidth Digital Content Protection) 2.2
Ergonomics
Case Width 48.3 in
122.7 cm
1226.82 mm
4.03 ft
66.1 in
167.9 cm
1678.94 mm
5.51 ft
Case Height 28.1 in
71.4 cm
713.74 mm
2.34 ft
38 in
96.5 cm
965.2 mm
3.17 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 300 x 300 300 x 300
Removable VESA Stand Yes Yes
Height Adjustment No No
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No No
Forward and Backward Tilt Support No No
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 120 Hz 60 Hz
Screen Interpolation Technology Natural Motion Clear Motion Index
Screen Interpolation Value 480 120
Screen Interpolation Measurement Unit NM CMI
Accessories
Extras Voice-Enabled Remote Control - RC580 Remote control - RC280 (75R615)
Remote control - RC580 (75R617)
Certificates and Standards
Licenses RoHS
Usage and Storage Requirements
Safe Operating Temperature Level 5 °C - 35 °C
41 °F - 95 °F
5 °C - 35 °C
41 °F - 95 °F
Safe Operating Humidity Level 20 % - 80 % 20 % - 80 %
Internal Storage Temperature -15 °C - 45 °C
5 °F - 113 °F
-15 °C - 45 °C
5 °F - 113 °F
Internal Storage Humidity 10 % - 90 % 10 % - 90 %
TCL 55R635 TCL 75R617