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Xiaomi Mi 9

More powerful Snapdragon™ 855 Faster 20W wireless charging
Be the first to experience new possibilities

 

Download user manual  Xiaomi Mi 9

in PDF format: mi_phone_user_manual

Processor
Qualcomm® Snapdragon™ 855 flagship processor

CPU name: Snapdragon™ 855, Qualcomm’s flagship processor of the year
CPU architecture: All new Kyro 485 architecture with 7nm process
CPU frequency: Octa-core processor, up to 2.84 GHz
Qualcomm’s first trifecta design: 1 x 2.84GHz super large core + 3 x 2.42GHz large core + 4 x 1.80GHz small core
Improved CPU performance: 45% improvement
Improved efficacy: 40%
GPU name: Adreno™ 640
Improved GPU performance: 20%
Improved efficacy: 25%+
The first smartphone GPU to support Vulkan 1.1 graphical driver and movie-level post processing
Increased bandwidth compression, shadow processing and true HDR rendering and display
AIE edition performance: 7th generation AIE processor with 3 times more powerful AI

Operating system
MIUI 10
Supports MI Turbo

Our first phone to support defragmentation I/O optimization | Supports app launch speed optimization
Reduced slowness by 35% after 18 months of simulated use
Supports GAME Turbo

Support custom game parameters | Supports custom game display improvement | 4D Touch for shooter games
Supports CPU/GPU occupation and FPS display | Game tools support one-touch switch network card
Supports improved game performance and optimized touch response | Supports custom border restrictions | Supports auto-brightness disabling, three-finger screenshot and Eye-protection mode
Dynamic wallpaper and display

All new multi-color Always-On Display* | Supports dynamic wallpaper auto-change according to local time
Now supporting Dark mode

Memory
6GB+128GB
Largest available for Mi 9

RAM: 6GB LPDDR4x 2133MHz dual-channel
ROM: 64GB/128GB UFS2.1 flash 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-installed applications, the actual storage size is smaller than stated.

Display
6.39″ Samsung AMOLED Full Screen Display*

Resolution: 2340 x 1080 FHD+ 403 PPI
Brightness: 600nit (HBM) / 430nit (typ)
High contrast: 60000:1 (min) | Color Gamut: NTSC 103.8% (typ)
Standard mode | Sunshine mode 2.0 | Night mode | Color temperature adjustment | 256 ranks adjustable Reading mode
Corning® Gorilla® Glass 6
Anti-oil and anti-fingerprint protective coating
Supports HDR display

*Xiaomi phones feature a curved design with gracefully rounded corners. When measuring the rectangle formed from the farthest ends of each corner, the screen has a diagonal length of 6.39 inches (actual display area may be slightly smaller). The term “Full Screen Display” indicates that the phone has a high screen to body ratio in comparison to traditional Xiaomi phones. The screen-to-body ratio of 90.7% was obtained by Xiaomi laboratory data. Methods of measurement may vary within the industry and results may vary.

Rear Camera
Sony 48MP ultra wide-angle AI triple camera
Top level DxO photo score

48MP primary camera with Sony IMX586 0.8μm ƒ/1.75 aperture
Supports HD video
12MP telephoto camera with 1.0μm ƒ/2.2 aperture
Supports macro photography
16MP Ultra wide-angle lens with 1.0μm ƒ/2.2 aperture
Supports wide-angle photography
Zoom: Triple camera zoom with 2x optical zoom and 10x digital zoom
Focus: laser focus | Phase detection focus | Contrast detection focus
Photo resolution: up to 8000×6000 pixels*
Video resolution: up to 3840×2160 pixels*
Rear camera photography features

48MP HD | Smart ultra-wide angle mode | Ultra nightscape mode | Portrait mode background blurring | Panorama mode | Pro mode | Photo timer | Level display | Burst mode | Face recognition | HDR | Single-tone dual flash | Dynamic photos | AI Beautify | Ultra wide-angle edge distortion correction | Group photo face correction | Custom watermark | Full body portrait mode | Portrait mode background blur adjustment | Rear camera AI scene detection (30 recognizable tags) | AI lens flare | AI Studio lighting | AI high resolution photos | Moon mode*
Rear camera video features

960 fps slow motion video | 960 fps Smart audio pairing | Short videos (speed adjustment, beauty filters and popular music) | Rear camera video Beautify | Video stabilizing | Quick motion | Motion tracking*
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

*”Third best DxO photo score in the world” refers to DxOMark smartphone photo scores. For more information, see: https://www.dxomark.com; Phones sold in initial batches may not include motion tracking, or Moonlight mode, which will be added later via OTA update. Updates may have varying rates of progress; Please refer to the official MIUI website (en.miui.com) for future releases.

Front camera
20MP Front Camera
20MP front camera with 0.9μm ƒ/2.0 aperture
Front camera photography features

Front camera HDR | Front camera display brightness correction | Selfie timer | Face recognition | Magic mirror | Age recognition
Eye light | AI Beautify | AI feature adjustment | AI makeup | AI portrait mode | AI scene detection | AI studio lighting | AI lens flare
Front camera video features

Short videos (speed adjustment, beauty filters and popular music) | Front camera video Beautify
1080p recording 30fps
720p recording 30fps

Fingerprint unlock
Improved In-screen Fingerprint Sensor

Charging and battery
3300mAh (typ) / 3200mAh (min)

Built-in rechargeable battery
USB Type-C reversible connector port
TÜV Rheinland Certified Safe Fast-Charge System
The world’s first 20W wireless charging
WPC wireless charging standard Qi mid-range power EPP certified
Supports 27W wired fast charging
Supports QC4.0 quick charging protocol
Includes 18W wire charger

*The phone supports QC4+ charging protocols. An 18W QC3.0 charger is included with the phone.

Network & Connectivity

Supports use of dual SIM cards from different carriers;
both cards can access 4G connectivity simultaneously①
Dual Nano-SIM slots; either card can be set as the primary card
Supports 4G+/4G/3G/2G
Supports dual SIM VoLTE HD calling②

Note ①: Dual 4G SIM requires the support of local telecom operator services, and may not be available in all regions.
Note ②: Only certain regions and telecom operators support VoLTE.
Supported network bands

4G: LTE FDD: B1/2/3/4/5/7/8/12/20/28
LTE TDD: B38/B39/B40
3G: WCDMA: B1/B2/B4/B5/B8
TDSCDMA: B34/B39
CDMA EVDO BC0
2G: GSM: B2/B3/B5/B8
CDMA 1X: BC0
Supports 4×4 MIMO | HPUE | HO RxD

Wireless network

Supports protocols: 802.11a/b/g/n/ac
Supports 2.4G Wi-Fi / 5G Wi-Fi / Wi-Fi Direct / Wi-Fi Display, supports WPA3
Supports Wi-Fi 2×2 MIMO technology, supports MU-MIMO
Supports Bluetooth 5.0, Qualcomm TrueWireless™ Stereo Plus
Support AAC/LDAC/aptX/aptX-HD audio frequencies

NFC

Supports Android Pay
Dimensions
Height: 157.5mm
Width: 74.67mm
Thickness: 7.61mm
Weight: 173g

Navigation and positioning
Dual-frequency GPS

Simultaneously receives L1 /L5 frequency GPS signals
Positioning systems:
GPS:L1+L5 | Galileo:E1+E5a | GLONASS:L1 | Beidou:B1
A-GPS assisted positioning | Electronic compass | Wireless network | Data network

Speaker

Ultralinear speaker
Loud audio output amplified by Smart PA
Equivalent to 0.9cc large speaker box
Added bass materials for a deep bass sound
Audio playback
MP4 | M4V | MKV | XVID | WAV | AAC | MP3 | AMR | FLAC | APE
Video playback
Supports H.264,MPEG4, VC-1,VP8, VP9
Supports HDR display when playing HDR10 video content

Sensors

Ultrasonic proximity sensor | In-screen ambient light sensor | Accelerometer | Gyroscope | Electronic compass
Linear motor | IR remote control | Camera laser focusing sensor
Package contents
Mi 9
Simple protective cover
Power adapter
USB Type-C cable
Type-C to audio adaptive cable
SIM eject tool
User guide
Warranty card

 

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