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Galaxy M31

General Information

  • Model Name

    Galaxy M31

  • Model type

    Bar

  • Colors

    Black (Black)
    Blue (Blue)
    Red (Red)

  • Announced

    2020, February

  • Released

    2020, March

Physical specifications

  • Dimensions

    Bar: 159.2 x 75.1 x 8.9 mm

  • Weights

    191g

Operating system

  • Operating system

    Android 11

  • One UI version

    3.0

Networks

  • SIM

    Dual SIM model

  • SIM card sizes

    Nano-SIM (4FF)

  • Networks

    2G
    3G
    4G

  • eSIM support

    No

Display

  • Kind

    Main Display

  • Name

    Infinity-U Display

  • Technology

    Super AMOLED Display

  • Size

    6.4 inch / 162.56 mm

  • Resolution

    FHD+ / 2340x1080 pixels

  • Pixel density

    411 PPI

  • Screen to body ratio

    ~80.9%

Processors

Memory

  • RAM/ROM sizes

    6 GB RAM with 64 GB ROM
    6 GB RAM with 128 GB ROM

  • External memory support

    Yes

  • External memory support maximum

    512 GB

Sensors

  • Accelerometer

    Yes

  • Fingerprint sensor

    Yes

  • Geomagnetic sensor

    Yes

  • Gyro sensor

    Yes

  • Light Sensor

    Yes

  • Virtual Proximity Sensing

    Yes

Video

  • Max. Video Recording Resolution

    4K UHD video recording at 30 fps (3840x2160)

  • External memory support

    Yes

  • External memory support maximum

    512 GB

Front Camera

  • Flash

    No

  • Kind

    Selfie Camera

  • Megapixels

    32MP

  • Aperture

    F2.0

  • Pixel size

    0.8µm

Rear Camera

  • Flash

    Yes

  • Digital Zoom

    Yes

  • Kind

    Wide-angle Camera

  • Megapixels

    64MP

  • Aperture

    F1.8

  • Pixel size

    0.8µm

  • Extras

    PDAF

  • Kind

    Ultra Wide Camera

  • Megapixels

    8MP

  • Aperture

    F2.2

  • Pixel size

    1.12μm

  • Field of view

    123˚

  • Kind

    Macro Camera

  • Megapixels

    5MP

  • Aperture

    F2.4

  • Pixel size

    1.12μm

  • Kind

    Depth Camera

  • Megapixels

    5MP

  • Aperture

    F2.2

Connectivity

  • ANT+

    No

  • USB version

    Type C

  • 3.5mm Headphonejack

    Yes

  • Location technology

    BeiDou
    GPS
    Glonass
    Galileo

  • Wi-Fi

    Yes

  • Wi-Fi Direct

    Yes

  • NFC

    No

  • Bluetooth Version

    5.0

Battery

  • Standard battery capacity

    6000mAh

  • Removable battery

    No

  • Wired fast charging

    Yes

  • Wired fast charging watt

    15