Samsung Galaxy M31s

Network

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

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
• Note: UFS 2.1

Main Camera

• Triple: 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

• Single: 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, hotspot
• Bluetooth: 5.0, A2DP, LE
• GPS: Yes, with A-GPS, GLONASS, GALILEO, BDS
• NFC: Yes (market/region dependent)
• Radio: FM radio, RDS, recording
• USB: USB Type-C 2.0, USB On-The-Go

Features

• Sensors: Fingerprint (side-mounted), accelerometer, gyro, compass
• Note: Virtual proximity sensing

Battery

• Type: Li-Po 6000 mAh, non-removable
• Charging: Fast charging 25W, Reverse charging

Misc

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