Xiaomi Mi 9T vs Samsung Galaxy M31
Compare phone and tablet specifications of up to three devices. Type a model name in the search field of our phone comparison tool or pick a popular device from the ones below.
Display
Size
Resolution
Technology
AMOLED
Super AMOLED
Screen-to-body
85.94 %
83.97 %
Features
HDR video support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
Hardware & Performance
System chip
Qualcomm Snapdragon 730 SM7150-AA
Exynos 9611
Processor
GPU
Adreno 618
Mali-G72 MP3
RAM
Internal storage
128GB
64GB
Storage expansion
microSDXC up to 512 GB
OS
Android (10, 9.0 Pie)
Android (10), Samsung One UI
Battery
Capacity
4000 mAh
6000 mAh
Type
Not user replaceable
Not user replaceable
Charging
Fast charging
Camera
Rear
Triple camera
Quad camera
Main camera
Specifications
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm
Second camera
8 MP (Telephoto)
8 MP (Ultra-wide)
Specifications
Optical zoom: 2x; Aperture size: F2.4; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/4"; Pixel size: 1.12 μm
Third camera
13 MP (Ultra-wide)
5 MP (Macro)
Specifications
Aperture size: F2.4; Pixel size: 1.12 μm
Aperture size: F2.2; Focal Length: 25 mm; Sensor size: 1/5"; Pixel size: 1.12 μm
Fourth camera
5 MP (Depth information)
Specifications
Aperture size: F2.2
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps)
Features
Video calling, Video sharing
Hyperlapse, EIS
Front
20 MP (Pop-up, HDR)
32 MP (HDR, Slow-motion videos)
Design
Dimensions
Weight
the average is 6.5 oz (184 g)
the average is 6.5 oz (184 g)
Materials
Back: Plastic; Frame: Plastic
Biometrics
2D Face unlock, In-screen fingerprint
2D Face unlock, Fingerprint (touch)
Colors
Carbon Black, Flame Red, Glacier Blue
Ocean blue, Space black
Cellular
LTE (FDD)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 17(700 b), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)
LTE (TDD)
Bands 38(2600), 40(2300)
Bands 38(2600), 40(2300), 41(2600+)
UMTS
850, 900, 1700/2100, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz
Data Speed
Dual SIM
Yes
Yes
SIM type
Nano SIM
Nano SIM
HD Voice
Yes
VoLTE
Yes
Yes
Multimedia
Headphones
3.5mm jack
3.5mm jack
Features
Album art cover, Background playback
Dolby Atmos
Connectivity & Features
Bluetooth
5.0
5.0
Wi-Fi
802.11 a, b, g, n, ac, dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot
USB
Type-C (reversible)
Type-C (reversible), USB 2.0
Features
Charging, Mass storage device
Charging
Sensors
Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass
Other
NFC, VoIP, Tethering, Computer sync, OTA sync
Shopping information
In The Box
Power adapter, Simple protective cover, USB Type-C cable, SIM eject tool, User guide, Warranty card
15W fast charger, Data cable, Ejection pin, User Manual
