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Supports
5G Network
2Gbps+
Downlink Speed
Qualcomm®
Snapdragon™ 855
7nm process with
Enhanced AI Capabilities
93.4% screen-to-
body ratio
6.39" Full Screen Display,
virtually all screen
Magnetic
Slider
An all new type of
screen interaction
960 fps
slow motion
Capture incredible
moments
24MP + 2MP
front camera
Real-time video
background blurring
12MP + 12MP
rear camera
Ultra light-sensitive
AI dual camera
3800mAh(typ)
battery
9V/2A in-box
charger
  • Sapphire
    Blue

  • Onyx Black

Features

Qualcomm®
Snapdragon™ 855flagship processor

Qualcomm® Snapdragon™ 855 flagship processor
Snapdragon™ 855, up to 2.84GHz
X50 5G modem, Sub 6GHz 5G network supported
Qualcomm® Adreno™ 640

6GB + 128GB

All versions use LPDDR4x dual channel
memory and UFS 2.1 storage

*Actual free memory and capacity may vary due to various factors. As the operating system occupies a portion of the RAM, actual
available memory is less than stated. As the phone comes with pre-installe d applications, the actual storage size is smaller than
stated.

Full Screen
Display

6.39" Samsung AMOLED screen

19.5:9 aspect ratio

6.39 inch display (measured diagonally) and 19.5:9 custom aspect ratio
2340 x 1080 FHD+, 403 PPI, 60000:1 (min) contrast ratio, NITSC 103.8% (typ)
Supports Always-on display mode
Supports Sunlight mode
Supports Night mode
Supports Reading mode
Supports Color temperature adjustment
Supports Standard mode
430nit (typ) brightness, 600nit (HBM)
Supports HDR display

Dimensions

Height: 157.89mm
Width: 74.69mm
Thickness: 8.46mm
Weight: 225g

Charging and
battery

3800mAh (typ)

Supports QC4+ wired quick charging
USB Type-C two-way charging port
Built-in rechargeable battery

Camera

AI dual camera

24MP front camera: SONY IMX 576, 4-in-1 Super Pixel, 1.8μm large pixels
2MP front camera: OC0A10, 1.75μm large pixels
12MP rear camera: SONY IMX363, 1.4μm large pixels, f/1.8 large aperture, dual pixel autofocus
12MP rear camera: SAMSUNG S5K3M3+, 1.0μm pixels

Rear camera

AI dual camera
Portrait mode, background blurring
Dual pixel autofocus
4-axis optical image stabilizer
Single-tone flash
Low light enhancement
HDR imaging
Panorama mode
Burst mode
Face recognition
Personalized AI Beautify
Rear camera video beautif
960 fps slow motion recording
960 fps AI sound matching
Capture incredible moments

Front camera

Front camera auto-HDR
Front camera in-display light correction
Selfie timer
Face recognition
Magic mirror
Video stabilization
Front camera video Beautify
Eye light
AI Portrait mode
AI scene detection
AI beautify
AI real-time video background blurring
AI studio lighting
AI dynamic bokeh
AI makeup

Rear camera AI scene detection

Detects 27 categories of objects
AI dynamic bokeh
AI studio lighting
AI special effects
AI super resolution

Video

4K recording 60fps / 30fps
1080p recording 60fps / 30fps
720p recording 30fps
1080p slow motion recording 120fps / 240fps / 960fps
720p slow motion recording 120fps / 240fps / 960fps

Network &
Connectivity

Single SIM card slot

Supports 5G/4G+/4G/3G/2G

Wireless network

Supports protocols: 802.11a/b/g/n/ac
Supports 2.4G WiFi / 5G WiFi / WiFi direct
Supports WiFi 2x2 MIMO technology, supports MU-MIMO
Supports WiFi display
Supports Bluetooth 5.0
Supports NFC
Support AAC/apt/aptX-HD audio frequencies

Supported network bands

2G GSM: B2/3/5/8
CDMA: BC0
3G EVDO: BC0
UMTSB: 1/2/4/5/8
TD-SCDMA: B34/39
4G FDD LTE: B1/2/3/4/5/7/8/20/28
TDD LTE: B34/38/39/40/41
5G Sub 6GHz: n78

*Only some telecom providers support 5G service, contact your service provider for more information.
*5G function will be available via OTA update.

Fingerprint sensor
and buttons

Navigation

Sensors

  • Fingerprint sensor
  • Gyroscope
  • Accelerometer
  • Electronic compass
  • Ambient light sensor
  • Vibration motor
  • Ultrasound distance sensor

Multimedia

  • MP4
  • M4V
  • MKV
  • XVID
  • WAV
  • AAC
  • MP3
  • AMR
  • FLAC
  • APE

Supported video formats: H.265/HEVC (Main profile), H.264 (Baseline/Main/High profile), MPEG4 (Simple
profile/ASP), VC-1 (Simple/Main/Advanced profile); Supported audio formats: PCM, AAC/AAC+/ eAAC+,
MP3, AMR–NB and WB, FLAC,WAV, APE. Supports HDR display for HDR10 video playback

Package
contents

Mi MIX 3 5G / Simple protective cover / Power adapter / USB Type-C data cable / Type-C to audio adap-
tive cable / SIM eject tool / Warranty card / User guide

*The term "Full Screen Display" indicates that the phone has a high screen to body ratio; 93.4% Screen-to-body ratio is based on calculations by Xiaomi laboratories and may vary based on the method of measurement used.
*AI scene detection when using the front and back cameras relies on the subjective perception of the AI;
*300,000 test slides: actual results may vary due to environmental differences and differences in use;
*Actual free memory and capacity may vary due to various factors. As the operating system occupies a portion of the RAM, actual available memory is less than stated. As the phone comes with pre-installed applications, the actual storage size is smaller than stated.
*Comparisons to standard smartphones made on this page are in reference to Xiaomi's own phones. Unless otherwise indicated on this page, all data are obtained from Xiaomi laboratories, product design specifications and supplier data. Actual data may vary due to differences in environment or product model. All images on this page are for reference only and may not reflect the actual product.

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