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Summary
  • 77"4KHDR
    ?
  • 172 cm 98 cm 6.7 cm
  • OLED Self-luminous pixels
  • -- nits Infinite:1
  • Total 70 W 2 x 15W2 x 10W1 x 20W
  • DTMB
  • MIUI TV 3.0

Technical sheet

  1. All TVs
  2. TV brands
  3. Xiaomi
  4. Mi Tv Master
  5. Mi TV Master 77

Brand

Brand
Xiaomi
Serie
Mi Tv Master
Model
Mi TV Master 77
Other codes
Mi TV Oled V21

Release Date

Year
2021

Image

OLED

  • Technology
    OLED
    OLED panels achieve an infinite contrast in a smaller thickness
  • Reference image
    Final image
    Perfect
    An image with pure blacks, maybe the brightness and the life time are slightly lower than on an LCD panel


Size (inches) and resolution

Diagonal
77 inches
Resolution
4K 3840 x 2160
Aspect ratio
16:9
Pixel density
57 ppi

Technology

Panel type
OLED
Subpixel type
RGB
Refresh rate
120 Hz
Panel Manufacturer
--

Backlight and contrast

Backlight type
Self-luminous pixels
Brightness
-- nits, maximum peak of 1000 nits
Contrast
Infinite:1
Light sensor
No

Colorimetry

Quantum Dots
No
Color spaces
Rec. 709
100%
DCI P3
99%
NTSC 1953
--
Rec. 2020
--
sRGB
96%
Color depth
10 bits

HDR

HDR technologies
  • Dolby Vision IQ
  • HDR10
  • HDR10+
  • HLG

Crystal

Anti-glare filter
--
Vision angle
Horizontal Vertical

Processing

These features modify the images received by television via software, in many cases they create unwanted artifacts, we disable some of them, but here you have them ...

Upscaling
4K Upscaler
Motion
MEMC
Contrast
Dynamic Contrast Plus
Color
Wide Color Gamut

Response times

Minimum time
1 ms
Average time
--
Input lag
--
Gaming
ALLM , FreeSync, Game Mode, VRR

Sound

Speakers

Speakers
  • 15W 2x
  • 10W 2x
Subwoofer
  • 20W 1x
Power
70 W
Output channels
3.1 CH

Sound technologies

Technologies
  • Dolby Atmos
  • Dolby Audio
  • DTS HD

Tuner and connectivity

Digital tuner


DTMB

Terrestrial
  • DTMB
ATSC & QAM
No
ATSC & QAM
No
ISDB
No

Analog tuner

NTSC
Yes
PAL
Yes
SECAM
Yes

Hybrid television

HbbTV
No

Cable connections

RF antenna
  • Antenna (RF) 1x
HDMI
  • HDMI 2.1 1x
  • HDMI 2.0 2x
  • ARC
  • CEC
  • eARC
  • HDCP 2.3
USB
  • USB 2.0 1x
  • USB 3.0 1x
Composite
  • AV Composite In 3.5 mm jack 1x
S/PDIF
  • S/PDIF 1x
Ethernet
  • Ethernet RJ45 1x

Wireless connections

Wi-Fi
Yes 802.11a, 802.11ac, 802.11ax (IEEE 802.11ax, Wi-Fi 6), 802.11b, 802.11g, 802.11n,
Bluetooth
Yes Bluetooth 5.0

Content delivery

Remote control

Type of command
AI Mi Remote Remote control
Control of multiple devices
Yes

Others

PVR recording
No
PIP
No
Others
HDCP (High-bandwidth Digital Content Protection) 2.2, NFC

Design

Structure


With stand

Dimensions
172.3 cm 102.2 cm 28.9 cm
Weight
37 Kg

Without stand

Dimensions
172.3 cm 97.7 cm 6.7 cm
Weight
41 Kg
Screen shape
Flat
Frameless
Yes
Colors
Black

Stand

Removable stand
Yes
Stand shape
Quad Stand

VESA

VESA size
400 x 400 mm

Others

Single cable
No
Ambient mode
No

System

Operating System

SW
Android MIUI TV 3.0

Voice assistants

Voice control
Yes

Hardware

SOC model
Mediatek MT9950
Processor
4 x 1800GHz 4xCortex-A73 1.8GHz
Graphic
800GHz Mali-G52 2EE MC2
RAM
8.5GB
ROM
64GB

Consumption

Energy efficiency
?
Standby consumption
0.5 W
Average consumption
--
Consumption
600 W

Power supply

Power supply
100 V - 120 V (volts) 220 V - 240 V (volts)
Power supply frequency
50 Hz - 60 Hz (hertz)

Certificates

Certificates
TUV Eye Comfort

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7.7
Ki Price/Quality
Score
  • 8.8Image
  • 8.9 Sound
  • 7.4 Tuner and connectivity
  • 8.0 Design
  • 7.3 System