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Comparison between TCL 75R646 vs TCL 75C815

General Info
Model Number TCL 75R646 TCL 75C815
Price
Type TV TV
Year 2021 2020
Brand TCL TCL
Model Series R646 C81
Model Number 75R646 75C815
Alias 75C815X1
75C811
75C810
Display
Screen Size Class 75" (inches) 75" (inches)
Diagonal Size 74.53 in
189.3 cm
1893 mm
6.21 ft
74.53 in
189.3 cm
1893 mm
6.21 ft
Screen Width 64.97 in
165 cm
1650.24 mm
5.41 ft
64.97 in
165 cm
1650.24 mm
5.41 ft
Screen Height 36.55 in
92.8 cm
928.26 mm
3.05 ft
36.55 in
92.8 cm
928.26 mm
3.05 ft
Display Type VA
Display Bit Depth 10 bits 10 bits
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 0.43 mm 0.43 mm
Screen Pixel Density 59 ppi 59 ppi
Screen-to-Body Ratio 95.21 % 91.86 %
Backlight Source Mini LED Edge LED
DCI P3 93%
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 10 ms
Display Coating Anti-glare/Matte
HDR HDR10
HLG (Hybrid Log Gamma)
Dolby Vision
HDR
HDR10+
HDR10
HDR10+
Dolby Vision
HLG (Hybrid Log Gamma)
PQ10
3D No No
Size, weight, color
Case Depth 3.6 in
9.1 cm
91.44 mm
0.3 ft
2.68 in
6.8 cm
68 mm
0.22 ft
Case Weight 37.42 kg
82 lbs
31.3 kg
69 lbs
Case Width with Stand 65.8 in
167.1 cm
1671.32 mm
5.48 ft
65.79 in
167.1 cm
1671 mm
5.48 ft
Case Height with Stand 40.8 in
103.6 cm
1036.32 mm
3.4 ft
40.75 in
103.5 cm
1035 mm
3.4 ft
Case Depth with Stand 13.9 in
35.3 cm
353 mm
1.16 ft
15.35 in
39 cm
390 mm
1.28 ft
Case Weight with Stand 38.2 kg
84 lbs
31.9 kg
70 lbs
Case Color Black Black
Hardware
System on Chip or SoC RealTek RTD2851
CPU ARM Cortex-A55
CPU Cores 4 4
CPU Frequency 1100
GPU ARM Mali-470 MP
GPU Cores 2 3
RAM Memory Size 2
Internal Storage 16
TV Tuner Analog (NTSC/PAL/SECAM)
ATSC
Clear QAM
Analog (NTSC/PAL/SECAM)
DVB-T
DVB-T2
DVB-C
DVB-S
DVB-S2
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)
802.11ax (IEEE 802.11ax, Wi-Fi 6)
Wi-Fi Direct
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
DLNA
Bluetooth 5.0
Connectivity 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
3 x HDMI 2.0 (b)
1 x Satellite In (F-type)
1 x Optical Audio Out
1 x Antenna (RF)
1 x 3.5 mm Audio Out
1 x Video Component In 3.5 mm jack (CVBS)
2 x USB 2.0 (5V / 0.5A)
1 x CI+ 1.4
1 x Ethernet RJ45
Audio
Audio Speakers 2 x 17W 2 x 12W
Built-in Subwoofer 1 x 15
Features
OS Google TV Android 9.0 Pie
Cool Features 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
Disney+
Voice command
UHD Upscaling
Wide Color Gamut
Dimming Pro
Picture-in-Picture
Game Mode
IPQ 2.0 Engine
UHD Premium Color Extender
Quantum Dot Color
HbbTV 2.0.2
Google Assistant
Alexa
TCL AI-IN
Mega Dynamic Contrast
Amazon Prime Video
Noise Reduction
Ergonomics
Case Width 65.8 in
167.1 cm
1671.32 mm
5.48 ft
65.79 in
167.1 cm
1671 mm
5.48 ft
Case Height 37.9 in
96.3 cm
962.66 mm
3.16 ft
39.29 in
99.8 cm
998 mm
3.27 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 400 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 100 Hz / 120 Hz
Screen Interpolation Technology Natural Motion Picture Performance Index
Screen Interpolation Value 480 3000
Screen Interpolation Measurement Unit NM PPI
Accessories
Extras Voice-Enabled Remote Control - RC902N Remote control - RC602S6 + RC802N4
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 75R646 TCL 75C815