Mobile

Samsung Galaxy M31s specification and features

Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2 (dual-SIM model only)
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 38, 40, 41, 66
SpeedHSPA 42.2/5.76 Mbps, LTE-A
Launch
Announced2020, July 30
StatusAvailable. Released 2020, August 06
Body
Dimensions159.3 x 74.4 x 9.3 mm (6.27 x 2.93 x 0.37 in)
Weight203 g (7.16 oz)
SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Display
TypeSuper AMOLED
Size6.5 inches, 102.0 cm2 (~86.1% screen-to-body ratio)
Resolution1080 x 2400 pixels, 20:9 ratio (~405 ppi density)
ProtectionCorning Gorilla Glass 3
Platform
OSAndroid 10, One UI 2.5
ChipsetExynos 9611 (10nm)
CPUOcta-core (4×2.3 GHz Cortex-A73 & 4×1.7 GHz Cortex-A53)
GPUMali-G72 MP3
Memory
Card slotmicroSDXC (dedicated slot)
Internal128GB 6GB RAM, 128GB 8GB RAM
 UFS 2.1
Main Camera
Triple64 MP, f/1.8, 26mm (wide), 1/1.72″, 0.8µm, PDAF
12 MP, f/2.2, 123˚ (ultrawide)
5 MP, f/2.4, (macro)
5 MP, f/2.4, (depth)
FeaturesLED flash, panorama, HDR
Video[email protected], [email protected], gyro-EIS
Selfie camera
Single32 MP, f/2.2, 26mm (wide), 1/2.8″, 0.8µm
FeaturesHDR
Video[email protected], [email protected]
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
NFCYes (market/region dependent)
RadioFM radio, RDS, recording
USBUSB Type-C 2.0, USB On-The-Go
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 6000 mAh, non-removable
ChargingFast charging 25W
Reverse charging
Misc
ColorsMirage Black, Mirage Blue
ModelsSM-M317F, SM-M317F/DS
SAR1.38 W/kg (head)