Xiaomi Redmi Note 9 Pro vs Samsung Galaxy M31s Specs Comparison

Availability

Officially announced
Apr 30, 2020	Jul 30, 2020
Prices (MSRP)
	€310

Design

Dimensions
6.53 x 3.02 x 0.35 inches 165.8 x 76.7 x 8.8 mm	6.27 x 2.93 x 0.37 inches 159.3 x 74.4 x 9.3 mm
Weight
7.37 oz / 209.0 g	7.16 oz / 203.0 g
Materials
Back: Glass (Corning Gorilla Glass 5) Frame: Plastic
Biometrics
Fingerprint (touch)	Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Interstellar gray, Tropical green, Glacier white	Mirage black, Mirage blue

Display

Size
6.7-inch, 84.42% screen-to-body	6.5-inch, 86.06% screen-to-body
Type
IPS LCD	Super AMOLED
Resolution
2400x1080px, 20:9 ratio, 395 PPI	2400x1080px, 20:9 ratio, 405 PPI
Protection
Corning Gorilla Glass 5	Corning Gorilla Glass 3

PhoneArena Display Test

Bright Max (20% APL)
Untested	Untested
Bright Min
1 (Excellent)	Untested

Learn more on our PhoneArena Display Test Results page.

Hardware

System chip
Snapdragon 720G SM7125 (8 nm)	Samsung Exynos 9611 (10 nm)
Processor
Octa-core 2300 MHz Kryo 465	Octa-core 4x2.3GHz Cortex-A73 4x1.7G​Hz Cortex-A53
GPU
Adreno 618	Mali-G72 MP3
Memory
6GB (LPDDR4)/64GB (UFS 2.1) 6GB/128GB	6GB (LPDDR4)/128GB (UFS 2.1) 8GB/128GB
Storage expansion
microSDXC up to 512 GB	microSDXC up to 512 GB
OS
Android (10)	Android (11, 10)

Battery

Type
5020 mAh, Li - Polymer	6000 mAh
Charging
Fast charging	Fast charging Reverse wired charging
Charge speed
Wired: 30.0W	Wired: 25.0W

PhoneArena Battery Tests

Battery Life Estimate

Untested

Browsing

Untested

Video

12h 17min

Gaming

10h 56min

Battery Life Estimate

Untested

Browsing

Untested

Video

Untested

Gaming

Untested

Learn more on our PhoneArena Battery Test Results page

Camera

Rear
Quad camera	Quad camera
Main camera
64 MP (PDAF) Aperture size: F1.9 Focal length: 26 mm Sensor size: 1/1.7" 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
8 MP (Ultra-wide) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/4" Pixel size: 1.12 μm	12 MP (Ultra-wide) Aperture size: F2.2
Third camera
5 MP (Macro, Autofocus) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.12 μm	5 MP (Macro) Aperture size: F2.4
Fourth camera
2 MP (Depth information) Aperture size: F2.4 Sensor size: 1/5" Pixel size: 1.75 μm	5 MP (Depth information) Aperture size: F2.4
Flash
Dual LED	LED
Video recording
4K UHD (30 fps), 1080p (120 fps), 720p (960 fps)	4K UHD (30 fps), 1080p (120 fps), 720p (480 fps) Hyperlapse, EIS
Front
16 MP (HDR, Slow-motion videos) Video capture: 1080p	32 MP Video capture: 4K UHD (30 fps)

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
Type-C, USB 2.0	Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning	GPS, A-GPS, Cell ID, Wi-Fi positioning
Other
NFC, Infrared	NFC

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker
Screen mirroring
Wireless screen share	Wireless screen share
Radio
	FM
Additional microphone(s)
Noise cancellation

Cellular

4G (FDD) Bands
1, 2, 3, 4, 5, 7, 8, 20, 28	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66
4G (TDD) Bands
38, 40, 41	38, 40, 41
3G Bands
1, 2, 4, 5, 8	1, 2, 4, 5, 8
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

Alternative variants

with 128GB storage

Memory	128GB

with 8GB RAM

Memory	8GB

Discover more

Full Specs Xiaomi Redmi Note 9 Pro Specs PA Review Xiaomi Redmi Note 9 Pro Review

Full Specs Samsung Galaxy M31s Specs