Comparison between TCL 65R617 vs TCL 65R646

General Info
Model Number	TCL 65R617	TCL 65R646

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Type	TV	TV
Year	2018	2021
Brand	TCL	TCL
Model Series	R6	R646
Model Number	65R617	65R646
Alias	65R615
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
Display Bit Depth	10 bits (8 bits + FRC)	10 bits
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	94.7 %	93.9 %
Backlight Source	Direct LED (Full-Array Local Dimming)	Mini LED
Screen Brightness	450 cd/m²
Max Screen Brightness	900 cd/m²
Static Screen Contrast	5000 : 1
Screen Horizontal Viewing Angle	178 °	178 °
Screen Vertical Viewing Angle	178 °	178 °
Screen Input Lag	15 ms
Display Coating		Anti-glare/Matte
HDR	HDR10 Dolby Vision	HDR10 HLG (Hybrid Log Gamma) Dolby Vision HDR HDR10+
3D	No	No
Size, weight, color
Case Depth	3 in 7.6 cm 76.2 mm 0.25 ft	3.6 in 9.1 cm 91.44 mm 0.3 ft
Case Weight	23.2 kg 51 lbs	28.8 kg 63 lbs
Case Width with Stand	57.1 in 145 cm 1450.3 mm 4.76 ft	56.9 in 144.5 cm 1445.26 mm 4.74 ft
Case Height with Stand	35.7 in 90.7 cm 906.8 mm 2.98 ft	35.7 in 90.7 cm 906.78 mm 2.98 ft
Case Depth with Stand	10.7 in 27.2 cm 271.8 mm 0.89 ft	12.4 in 31.5 cm 315 mm 1.03 ft
Case Weight with Stand	23.7 kg 52 lbs	29.8 kg 66 lbs
Case Color	Black	Black
Hardware
CPU Cores	2	4
GPU Cores	2	2
TV Tuner	Analog (NTSC/PAL/SECAM) Clear QAM ATSC	Analog (NTSC/PAL/SECAM) ATSC Clear QAM
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) 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) 802.11ax (IEEE 802.11ax, Wi-Fi 6) Wi-Fi Direct
Connectivity	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	2 x HDMI 2.0 2 x HDMI 2.1 1 x AV Composite In 3.5 mm jack 1 x 3.5 mm Audio Out 1 x S/PDIF 1 x Cable/Antenna In (F-type female) 2 x USB 2.0 1 x Ethernet RJ45
Audio
Audio Speakers	2 x 8W	2 x 15W
Features
OS	Roku TV	Google TV
Cool Features	HDR Pro Gamma iPQ Engine Wide Color Gamut Contrast Control Zones HDCP (High-bandwidth Digital Content Protection) 2.2	V-Chip Apple TV+ Smart Contrast Smart 4K Upscaling YouTube Smart HDR Auto Game Mode HDR Pro Pack Chromecast built-in Easy Voice Control Quantum Dot Color Netflix THX Certified Game Mode Disney+ Contrast Control Zones technology Alexa Prime Video FullView Edge-to-Edge Glass Design Apple AirPlay Google Assistant
Ergonomics
Case Width	57.1 in 145 cm 1450.3 mm 4.76 ft	56.9 in 144.5 cm 1445.26 mm 4.74 ft
Case Height	32.9 in 83.6 cm 835.7 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	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	60 Hz	48 Hz - 120 Hz
Screen Interpolation Technology	Clear Motion Index	Natural Motion
Screen Interpolation Value	120	480
Screen Interpolation Measurement Unit	CMI	NM
Accessories
Extras	Remote control - RC280 (65R615) Remote control - RC580 (65R617)	Voice-Enabled Remote Control - RC902N
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 65R617

TCL 65R646