Xiaomi Mi 9T vs Samsung Galaxy M31 Specs Comparison

Design

Dimensions
6.17 x 2.93 x 0.35 inches 156.7 x 74.3 x 8.8 mm	6.27 x 2.96 x 0.35 inches 159.2 x 75.1 x 8.9 mm
Weight
6.74 oz (191.0 g)	6.74 oz (191.0 g)
Materials
Back: Metal Frame: Metal	Back: Plastic Frame: Plastic
Biometrics
2D Face unlock, Optical in-screen fingerprint	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Carbon Black, Flame Red, Glacier Blue	Blue, Black, Red

Display

Size
6.4-inch	6.4-inch
Resolution
2340x1080px, 19.5:9 ratio, 403 PPI	2340x1080px, 19.5:9 ratio, 403 PPI
Technology
AMOLED	Super AMOLED
Refresh rate
60Hz
Screen-to-body
85.94 %	83.97 %
Peak brightness
430 cd/m2 (nit)	420 cd/m2 (nit)
Features
HDR 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

System chip
Qualcomm Snapdragon 730 SM7150-AA (8 nm)	Exynos 9611 (10 nm)
Processor
Octa-core Kryo 470	Octa-core 4x 2.3GHz Cortex-A73 + 4x 1.7GHz Cortex-A53
GPU
Adreno 618	Mali-G72 MP3
RAM
6GB (LPDDR4)	6GB (LPDDR4)
Internal storage
128GB	64GB (UFS 2.1), available to use: 49 GB
Storage expansion
not expandable	microSDXC up to 512 GB
OS
Android (10, 9.0 Pie)	Android (11, 10), Samsung One UI

Battery

Capacity
4000 mAh	6000 mAh
Type
	Li - Polymer
Charging
Fast charging	Fast charging
Charge speed
Wired: 18.0W	Wired: 15.0W

Camera

Rear
Triple camera	Quad camera
Main camera
48 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/2" Pixel size: 0.8 μm	64 MP (PDAF) Aperture size: F1.8 Focal length: 26 mm Sensor size: 1/1.7" Pixel size: 0.8 μm
Second camera
13 MP (Ultra-wide) Aperture size: F2.4 Focal Length: 12 mm Sensor size: 1/3.1" Pixel size: 1.12 μm	8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 12 mm Sensor size: 1/4" Pixel size: 1.12 μm
Third camera
8 MP (Telephoto) Optical zoom: 2.0x Aperture size: F2.4 Focal Length: 53 mm Sensor size: 1/4" Pixel size: 1.12 μm	5 MP (Macro) Aperture size: F2.2 Focal Length: 25 mm Sensor size: 1/5" Pixel size: 1.12 μm
Fourth camera
	5 MP (Depth information) Aperture size: F2.2
Flash
Dual LED	LED
Video recording
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (960 fps), 1280x720 (HD) (960 fps) Video calling, Video sharing	3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD), 1280x720 (HD) (240 fps) Hyperlapse, EIS
Front
20 MP (Pop-up, HDR), Video capture: 1920x1080 (Full HD)	32 MP (HDR, Slow-motion videos), Video capture: 1920x1080 (Full HD)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
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	Type-C, USB 2.0
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Sensors
Accelerometer, Gyroscope, Compass	Accelerometer, Gyroscope, Compass
Other
NFC, VoIP, Tethering, Computer sync, OTA sync	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Features
Album art cover, Background playback	Dolby Atmos
Screen mirroring
	Wireless screen share
Radio
FM	FM
Additional microphone(s)
	Noise cancellation

Cellular

4G (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)
4G (TDD)
Bands 38(2600), 40(2300)	Bands 38(2600), 40(2300), 41(2600+)
3G
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)	Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM
HD Voice
Yes
VoLTE
Yes	Yes

Regulatory Approval

FCC approval
	Date approved: Feb 07, 2020 FCC ID value: A3LSMM315F
Measured SAR
	Head: 0.42 W/kg Body: 0.41 W/kg Simultaneous Transmission: 1.54 W/kg Wireless Router: 0.74 W/kg

Buyers information

MSRP
	€ 240
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

Availability

Officially announced
Jun 12, 2019	Feb 25, 2020

Alternative variants

with 64 GB storage

Internal storage	64GB

with 128GB storage

Internal storage	128GB

Links

Full specifications
Xiaomi Mi 9T Specs	Samsung Galaxy M31 Specs