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Xiaomi Mi 9 Specifications and Reviews

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 1080×2340 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 3,300mAh 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 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.

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 Mi 9 supports face unlock with 3D face recognition.

The 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 colors.


About Xiaomi

Xiaomi is a privately owned company that designs, develops, and sells smartphones, an Android-based OS, and other consumer electronics. Xiaomi also makes fitness trackers, TVs, air purifiers, and tablets. It has a skin for its Android phones and tablets – MIUI. The company largely sells its phones via flash sales in India.

Xiaomi Mi 9 specifications (full)

Mi 9 Battery and General information

Release dateFebruary 2019
Form factorTouchscreen
Dimensions (mm)157.50 x 74.67 x 7.61
Weight (g)173.00
Battery capacity (mAh)3300
Fast chargingProprietary
Wireless chargingYes
ColoursDeep Grey, Holographic Illusion Blue, Holographic Illusion

Mi 9 display

Screen size (inches)6.39
TouchscreenYes
Resolution1080×2340 pixels
Protection typeGorilla Glass
Aspect ratio19.5:9

Mi 9 hardware

Processor2.84GHz octa-core
Processor makeQualcomm Snapdragon 855
RAM6GB
Internal storage128GB

Mi 9 camera

Rear camera48-megapixel (f/1.75, 0.8-micron) + 12-megapixel (f/2.2, 1.0-micron) + 16-megapixel (f/2.2, 1.0-micron)
Rear autofocusYes
Rear flashYes
Front camera20-megapixel (f/2.0, 0.9-micron)

Mi 9 software

Operating systemAndroid 9.0
SkinMIUI 10

Mi 9 connectivity

Wi-FiYes
Wi-Fi standards supported802.11 a/b/g/n/ac
GPSYes
BluetoothYes, v 5.00
NFCYes
USB Type-CYes
Number of SIMs2
SIM 1
SIM TypeNano-SIM
GSM/CDMAGSM
3GYes
4G/ LTEYes
SIM 2
SIM TypeNano-SIM
GSM/CDMAGSM
3GYes
4G/ LTEYes

Mi 9 sensors

Face unlockYes
3D face recognitionYes
Fingerprint sensorYes
Compass/ MagnetometerYes
Proximity sensorYes
AccelerometerYes
Ambient light sensorYes
GyroscopeYes

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