Overview

The Samsung Galaxy M31 Prime is a smartphone made by Samsung. It was launched in India in August 2020 as a variant of the Galaxy M31. It features a 6.4-inch Full HD+ Super AMOLED display, an octa-core Exynos 9611 processor, 6GB of RAM, and 128GB of storage, a quad-camera setup on the back (64MP main camera, 8MP ultra-wide camera, 5MP depth sensor, 5MP macro camera), and a 6000mAh battery with 15W fast charging support. It runs on Android 10 with Samsung's One UI 2.0 on top. It comes with additional benefits like Amazon Prime Video, Amazon Prime Music and Samsung's own Samsung Mall.

Launch

  • Announced
    • 2020, October 14
  • Status
    • Available. Released 2020, October 17

Body

  • 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)
  • Build
    • Glass front (Gorilla Glass 3), plastic back, plastic frame
  • Sim
    • Dual SIM (Nano-SIM, dual stand-by)

Display

  • 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

Platform

  • Os
    • Android 10, One UI 2.0
  • 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
  •  
    • UFS 2.1

Main camera

  • Quad
    • 64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123Ëš (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth)
  • Features
    • LED flash, panorama, HDR
  • Video
    • 4K@30fps, 1080p@30fps, gyro-EIS

Selfie camera

  • Single
    • 32 MP, f/2.0, 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
    • No
  • Radio
    • FM radio, RDS, recording
  • Usb
    • USB Type-C 2.0

Features

  • Sensors
    • Fingerprint (rear-mounted), accelerometer, gyro, compass
  •  
    • Virtual proximity sensing

Battery

  • Type
    • Li-Po 6000 mAh, non-removable
  • Charging
    • 15W wired

Misc

  • Colors
    • Ocean Blue, Space Black, Iceberg Blue
  • Models
    • SM-M315F/DS
  • Sar
    • 0.38 W/kg (head)    
  • Price
    • About 190 EUR

Network

  • 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, LTE-A