Xiaomi Mi 9 - Full phone specifications|XIAOMI REDMI 9

Xiaomi Mi 9 Summary

Xiaomi Mi 9 smartphone was launched in February 2019. The phone comes with a 6.39-inch touchscreen display with a resolution of 1080x2340 pixels and an aspect ratio of 19.5:9. Xiaomi Mi 9 is powered by a 2.84GHz octa-core Qualcomm Snapdragon 855 processor. It comes with 6GB of RAM. The Xiaomi Mi 9 runs Android 9.0 and is powered by a 3300mAh battery. The Xiaomi Mi 9 supports wireless charging, as well as proprietary fast charging.

As far as the cameras are concerned, the Xiaomi Mi 9 on the rear packs a 48-megapixel primary camera with an f/1.75 aperture and a pixel size of 0.8-micron; a second 12-megapixel camera with an f/2.2 aperture and a pixel size of 1.0-micron and a third 16-megapixel camera with an f/2.2 aperture and a pixel size of 1.0-micron. The rear camera setup has autofocus. It sports a 20-megapixel camera on the front for selfies, with an f/2.0 aperture and a pixel size of 0.9-micron.

The Xiaomi Mi 9 runs MIUI 10 based on Android 9.0 and packs 128GB of inbuilt storage. The Xiaomi Mi 9 is a dual-SIM (GSM and GSM) smartphone that accepts Nano-SIM and Nano-SIM cards. The Xiaomi Mi 9 measures 157.50 x 74.67 x 7.61mm (height x width x thickness) and weighs 173.00 grams. It was launched in Deep Grey, Holographic Illusion Blue, and Holographic Illusion colours.

Connectivity options on the Xiaomi Mi 9 include Wi-Fi 802.11 a/b/g/n/ac, GPS, Bluetooth v5.00, NFC, USB Type-C, 3G, and 4G. Sensors on the phone include accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and fingerprint sensor. The Xiaomi Mi 9 supports face unlock with 3D face recognition.

Xiaomi Mi 9 Video

Xiaomi Mi 9, Mi 9 SE, Mi Mix 3 5G First Look 03:27

Xiaomi Mi 9 Full Specifications

  • 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
  • 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.

  • 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 8000x6000 pixels*
  • Video resolution: up to 3840x2160 pixels*

Rear camera photography features48MP 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 features960 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 featuresShort 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
  • 2G: GSM: B2/B3/B5/B8
  • CDMA 1X: BC0
  • Supports 4x4 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 2x2 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
  • 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
  • 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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