Compare TCL R646 vs TCL X91 vs Mi TV Q1
Variants
55
65
75
75"
75"
Connectivity
Ports
2x HDMI 2.0, 2x HDMI 2.1, 1x AV Composite In 3.5 mm jack, 1x 3.5 mm Audio Out, 1x S/PDIF, 1x Cable/Antenna In (F-type female), 2x USB 2.0, 1x Ethernet RJ45
3x HDMI 2.1, 1x Satellite In (F-type), 1x Optical Audio Out, 1x Antenna (RF), 1x 3.5 mm Audio Out, 1x Video Component In 3.5 mm jack (CVBS), 2x USB 2.0, 1x CI+ 1.4, 1x Ethernet RJ45
2x HDMI 2.0 (ARC; CEC), 1x HDMI 2.1 (ALLM), 1x AV Composite In (Video + L/R), 1x Antenna (RF) (Female), 1x S/PDIF, 1x Satellite In (Main; F-type female), 2x USB 2.0, 1x Ethernet RJ45
Wireless Connectivity
WiFi 6 + WiFi Direct
WiFi 5 + Bluetooth 5.0 + WiFi Direct + DLNA
WiFi 5 + Bluetooth 5.0 + WiFi Direct + DLNA
Construction
Camera
No
Yes
No
Colors
Black
Brushed Titanium
Silver
Speakers
2x 5W
VESA Mount
400 x 400 mm
400 x 300 mm
Display
Aspect Ratio
16:9
16:9
16:9
Brightness
1000 nits (peak)
500 nits / 1000 nits (peak)
Contrast Ratio
10000:1 (dynamic)
Display Backlight
Mini LED
Direct LED (Full-Array Local Dimming)
Direct LED (Full-Array Local Dimming)
Display Color Depth
10 bits, 1073741824 colors
10 bits, 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
Display Type
Anti-glare/Matte
VA
VA
Gamut
95% DCI-P3
95% DCI-P3, 100% NTSC, 99% sRGB
Input Lag
10 ms
Pixel Pitch
0.215 mm
0.43 mm
Refresh Rate
48 Hz ~ 120 Hz
50 Hz / 60 Hz
100 Hz / 120 Hz
Resolution
4K (3840x2160)
8K UHD (7680x4320)
4K (3840x2160)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V
Function
Chipset
MediaTek MT9611
HDR
HDR10, HLG (Hybrid Log Gamma), Dolby Vision, HDR, HDR10+
HDR10, HDR10+, Dolby Vision, HLG (Hybrid Log Gamma)
HDR10, Dolby Vision, HDR, HDR10+, HLG (Hybrid Log Gamma)
Licenses
RoHS
Operating Humidity
20 % ~ 80 %
20 % ~ 80 %
20 % ~ 80 %
Operating System
Google TV
Android 9.0 Pie
Android 10
Operating Temperature
5 °C ~ 35 °C , 41 °F ~ 95 °F
5 °C ~ 35 °C , 41 °F ~ 95 °F
0 °C ~ 45 °C , 32 °F ~ 113 °F
Processor
4 cores
4 cores
4 cores, 1500 MHz
Tuner
Analog (NTSC/PAL/SECAM), ATSC, Clear QAM
Analog (NTSC/PAL/SECAM), DVB-T, DVB-T2, DVB-C, DVB-S, DVB-S2
Analog (NTSC/PAL/SECAM), DVB-T, DVB-T2, DVB-C, DVB-S, DVB-S2
Video
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, Pr...
Wide Color Gamut, Disney+, UHD Upscaling, UHD Premium Color Extender, YouTube 8K, Dimming Pro, Noise Reduction, Game Mode, IPQ 2.0 Engine, TCL AI-IN, Picture-in-Picture, Voice command, HbbTV 2.0.2, Google Assistant, Alexa, Quantum Dot Color, IMAX Enhan...
Chromecast built-in, Google Assistant, MEMC 120Hz (Motion Estimation Motion Compensation), Quantum Dot Color, Netflix, Far-field voice control, Alexa, YouTube, Amazon Prime Video
Performance
Energy Efficiency
C
Memory | Capacity
2 GB
Production
Accessory
Voice-Enabled Remote Control - RC902N
Remote control - RC602S6 + RC802N4
360° bluetooth remote control
Debut
2021
2020
2021
Reviews
Neofiliac score
73%
90%
80%
Pros
- High screen-to-body ratio
- Mini LED backlighting
- Supports HDR10, HLG (Hybrid Log Gamma), Dolby Vision, HDR, and HDR10+
- 10-bit display panel
- High screen-to-body ratio
- Built-in camera
- 8K UHD resolution
- Full-Array LED local dimming
- Supports HDR10, HDR10+, Dolby Vision, and HLG (Hybrid Log Gamma)
- Rich color reproduction
- 10-bit display panel
- Bright display panel
- High screen-to-body ratio
- Full-Array LED local dimming
- Supports HDR10, Dolby Vision, HDR, HDR10+, and HLG (Hybrid Log Gamma)
- Rich color reproduction
- 10-bit display panel
Cons
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