Comparison between TCL 65R635 vs TCL 65S425

General Info
Model Number	TCL 65R635	TCL 65S425

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Type	TV	TV
Year	2021	2018
Brand	TCL	TCL
Model Series	R635	S425
Model Number	65R635	65S425
Display
Screen Size Class	65" (inches)	65" (inches)
Diagonal Size	64.53 in 163.9 cm 1639 mm 5.38 ft	64.53 in 163.9 cm 1639 mm 5.38 ft
Screen Width	56.24 in 142.8 cm 1428.48 mm 4.69 ft	56.24 in 142.8 cm 1428.48 mm 4.69 ft
Screen Height	31.63 in 80.4 cm 803.52 mm 2.64 ft	31.63 in 80.4 cm 803.52 mm 2.64 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	0.372 mm	0.372 mm
Screen Pixel Density	68 ppi	68 ppi
Screen-to-Body Ratio	95.04 %	93.24 %
Backlight Source	Mini LED	Direct LED
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Display Coating	Glossy
HDR	HDR10 HLG (Hybrid Log Gamma) Dolby Vision	HDR10
3D	No	No
Size, weight, color
Case Depth	2.8 in 7.1 cm 71.12 mm 0.23 ft	3.1 in 7.9 cm 78.74 mm 0.26 ft
Case Weight	29 kg 64 lbs	17.6 kg 39 lbs
Case Width with Stand	56.9 in 144.5 cm 1445.26 mm 4.74 ft	57.3 in 145.5 cm 1455.4 mm 4.77 ft
Case Height with Stand	35.7 in 90.7 cm 906.78 mm 2.98 ft	36 in 91.4 cm 914.4 mm 3 ft
Case Depth with Stand	13.7 in 34.8 cm 347.98 mm 1.14 ft	11.8 in 30 cm 299.7 mm 0.98 ft
Case Weight with Stand	29.8 kg 66 lbs	18 kg 40 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)
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 (Video + L/R) 1 x USB 2.0 (max 0.5 A) 1 x Ethernet RJ45
Audio
Audio Speakers	2 x 8W	2 x 8W
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	4K Creative Pro HDCP (High-bandwidth Digital Content Protection) 2.2
Ergonomics
Case Width	56.9 in 144.5 cm 1445.26 mm 4.74 ft	57.3 in 145.5 cm 1455.4 mm 4.77 ft
Case Height	32.9 in 83.6 cm 835.66 mm 2.74 ft	33.3 in 84.6 cm 845.82 mm 2.78 ft
Vesa Mount Support	Yes	Yes
VESA Interface Standard Size	300 x 300	400 x 200
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
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 65R635

TCL 65S425