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	Review Specs

Samsung Galaxy M31s

Network
Technology	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network	1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
Speed	HSPA, LTE

Launch
Announced	2020, July 30
Status	Available. Released 2020, August 06

Body
Dimensions	159.3 x 74.4 x 9.3 mm (6.27 x 2.93 x 0.37 in)
Weight	203 g (7.16 oz)
SIM	Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Display
Type	Super AMOLED
Size	6.5 inches, 102.0 cm2 (~86.1% screen-to-body ratio)
Resolution	1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
Protection	Corning Gorilla Glass 3

Platform
OS	Android 10, upgradable to Android 12, One UI 4.1
Chipset	Exynos 9611 (10nm)
CPU	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU	Mali-G72 MP3

Memory
Card slot	microSDXC (dedicated slot)
Internal	128GB 6GB RAM, 128GB 8GB RAM
	UFS 2.1

Main Camera
Modules	64 MP, f/1.8, 26mm (wide), 1/1.73", 0.8µm, PDAF 12 MP, f/2.2, 123˚ (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth)
Features	LED flash, panorama, HDR
Video	4K@30fps, 1080p@30fps, gyro-EIS

Selfie Camera
Modules	32 MP, f/2.2, 26mm (wide), 1/2.8", 0.8µm
Features	HDR
Video	4K@30fps, 1080p@30fps

Sound
Loudspeaker	Yes
3.5mm jack	Yes

Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE
Positioning	GPS, GLONASS, GALILEO, BDS
NFC	Yes (market/region dependent)
Infrared port	No
Radio	FM radio, RDS, recording
USB	USB Type-C 2.0, OTG

Features
Sensors	Fingerprint (side-mounted), accelerometer, gyro, compass
	Virtual proximity sensing

Battery
Type	Li-Po 6000 mAh, non-removable
Charging	25W wired 4.5W reverse wired

Misc
Colors	Mirage Black, Mirage Blue
SAR	1.38 W/kg (head)
Models	SM-M317F, SM-M317F/DS
Price	About 300 EUR