Samsung Galaxy M31

Technology

Technology: GSM / HSPA / LTE 2G bands: GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 3G bands: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 4G bands: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 Speed HSPA 42.2/5.76 Mbps, LTE-A

Dimensions

159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)

Weight

191 g (6.74 oz)

Material

Glass front (Gorilla Glass 3), plastic back, plastic frame

SIM

Dual SIM (Nano-SIM, dual stand-by)

Type

Super AMOLED, 420 nits (peak)

Size

6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)

Resolution

1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)

Protection

Corning Gorilla Glass 3

OS

Android 10, upgradable to Android 11, One UI 3.1

Chipset

Exynos 9611 (10nm)

CPU

Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)

GPU

Mali-G72 MP3

Card slot

microSDXC (dedicated slot)

Internal

128GB 6GB RAM

Sensors

Features

64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth)

Video

4K@30fps, 1080p@30fps, gyro-EIS

Features

32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm - hdr

Video

4K@30fps, 1080p@30fps

Headphone Jack Type

Loudspeaker and 3.5mm jack

WLAN

Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot

Bluetooth

5.0, A2DP, LE

GPS

Yes, with A-GPS, GLONASS, GALILEO, BDS

NFC

Yes (market/region dependent)

USB

USB Type-C 2.0

Type

Li-Po 6000 mAh, non-removable

Colors

Black, Blue, Red