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Phone Specifications

Compare: Samsung Galaxy A31 vs Samsung Galaxy A21

  • Samsung Galaxy A31
    • vs
  • Samsung Galaxy A21
    • vs
Samsung Galaxy A31 Samsung Galaxy A31
SamsungGalaxy A31 Samsung Galaxy A31
General Features
  • 6.4"
    Super AMOLED
  • 48MP
    Quad Camera
  • 4/6GB RAM
    Helio P65
  • 5000mAh
    Li-Po
Pros
  • SD Card area available
    Dual sim support
    High battery capacity
    High megapixel camera
    • Cons
  • No FM Radio
    Not water resistant
    No Infrared
    • Photos Comments
    Reviews
    Brand
    Samsung
    Announced
    2020, March 24
    Release Date
    2020, April
    Status
    Coming soon
    Out Price
    Display
    Type
    Super AMOLED
    Aspect Ratio and PPI
    20:9 ratio - 411 ppi density
    Size
    6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio)
    Resolution
    1080 x 2400 pixels
    Peak brightness (nit)
    Protection
    Features
    BODY
    Colors
    Black
    Blue
    Red
    White
    Dimensions
    159.3 • 73.1 • 8.6 mm (6.27 • 2.88 • 0.34 in)
    Weight
    185 gr (6.53 oz)
    Material
    Certification
    Waterproof
    No
    Sensors
    Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
    3.5mm Jack
    Yes
    NFC
    No
    Infrared
    No
    USB Type
    2.0, Type-C 1.0 reversible connector, USB On-The-Go
    Loudspeaker Loudness (dB)
    PLATFORM
    Chipset
    CPU
    Octa-core (2x2.0 GHz & 6x1.7 GHz)
    Bits
    64Bit
    Cores
    8 Core
    Process technology
    12 nm
    GPU
    Mali-G52 MC2
    GPU Cores
    GPU Frequency
    OS
    Android 10.0; One UI 2.0
    MEMORY
    RAM Capacity
    64GB / 128GB ROM
    RAM Type
    Storage
    4GB / 6GB RAM
    SD Card Slot
    microSDXC
    PERFORMANCE SCORES
    Antutu Score
    Antutu
    The result may not show the exact score. The overall score is close to this.
    Geek Bench Score
    GeekBench
    Single Score
    BATTERY
    Capacity
    5000
    Type
    Li-Po
    Quick Charge Technology
    Video Playback Time
    Fast Charging
    Yes, 15W
    Wireless Charging
    No
    Main Camera
    First Camera
    Resolution
    48 MP
    Sensor
    Aperture
    f/2.0
    Pixel Size
    0.8µm
    Sensor Size
    1/2.0"
    Optical Zoom
    Lens
    Wide
    Extra
    PDAF
    Second Camera
    Resolution
    8 MP
    Sensor
    Aperture
    f/2.2
    Pixel Size
    1.12µm
    Sensor Size
    1/4.0"
    Optical Zoom
    Lens
    13mm (ultrawide)
    Extra
    Third Camera
    Resolution
    5 MP
    Sensor
    Aperture
    f/2.4
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Macro
    Extra
    Fourth Camera
    Resolution
    5 MP
    Sensor
    Aperture
    f/2.4
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Depth
    Extra
    Fifth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Sixth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Image Resolution
    48 megapixels
    Video Resolution and FPS
    Optical Stabilisation (OIS)
    No
    Electronic Stabilisation (EIS)
    No
    Slow Motion Video
    Features
    DxOMark Score
    Mobile Score (Rear)
    Mobile
    Selfie Score
    Selfie
    Selfie Camera
    First Camera
    Resolution
    20 MP
    Sensor
    Aperture
    f/2.2
    Pixel Size
    Sensor Size
    Extra
    Second Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Third Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Video Resolution and FPS
    1080p@30fps
    Features
    CONNECTIVITY
    Technology
    GSM / HSPA / LTE
    2G Bands
    GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
    3G Bands
    HSDPA - 850 / 900 / 1900 / 2100
    4G Bands
    LTE (unspecified)
    5G Bands
    TD-SCDMA
    Navigation
    Yes, with A-GPS, GLONASS, GALILEO, BDS
    Network Speed
    HSPA, LTE-A
    SIM Card Type
    Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
    Number of SIM Area
    2 SIM
    Wi-Fi
    Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
    Bluetooth
    5.0, A2DP, LE
    OTHERS
    VoLTE
    FM Radio
    No
    SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
    Body SAR (EU)
    Head SAR (EU)
    Body SAR (USA)
    Head SAR (USA)
    Additional
    Extra
    Cooling System
    No
    HDMI
    Samsung Galaxy A21 Samsung Galaxy A21
    SamsungGalaxy A21 Samsung Galaxy A21
    General Features
    • 6.5"
      Super AMOLED
    • 16MP
      Quad camera
    • 3GB RAM
      Exynos 7 Series 7904
    • 4000mAh
      Li-Po
    Pros
  • SD Card area available
    FM Radio support
    Dual sim support
    High battery capacity
    • Cons
  • HD+ Screen
    Not water resistant
    No Infrared
    • Photos Comments
    Reviews
    Brand
    Samsung
    Announced
    Apr 8, 2020
    Release Date
    Q3 2020
    Status
    Coming soon
    Out Price
    About 250 EUR
    Display
    Type
    Super AMOLED
    Aspect Ratio and PPI
    20:9 ratio - 270 ppi density
    Size
    6.5 inches, 102.0 cm2
    Resolution
    720 x 1600 pixels
    Peak brightness (nit)
    Protection
    Features
    BODY
    Colors
    Black
    Dimensions
    Weight
    Material
    Back: Plastic
    Frame: Plastic
    Certification
    Waterproof
    No
    Sensors
    Fingerprint (rear-mounted), accelerometer, proximity, compass
    3.5mm Jack
    Yes
    NFC
    No
    Infrared
    No
    USB Type
    Yes
    Loudspeaker Loudness (dB)
    PLATFORM
    Chipset
    Samsung Exynos 7 Series 7904
    CPU
    Bits
    64Bit
    Cores
    8 Core
    Process technology
    14 nm
    GPU
    Mali-G71 MP2
    GPU Cores
    GPU Frequency
    OS
    Android 10.0; One UI 2.0
    MEMORY
    RAM Capacity
    3GB RAM
    RAM Type
    Storage
    32GB ROM
    SD Card Slot
    microSDXC (dedicated slot)
    PERFORMANCE SCORES
    Antutu Score
    Antutu
    The result may not show the exact score. The overall score is close to this.
    Geek Bench Score
    GeekBench
    Single Score
    BATTERY
    Capacity
    4000
    Type
    Li-Po
    Quick Charge Technology
    Video Playback Time
    Fast Charging
    Yes, 15W
    Wireless Charging
    No
    Main Camera
    First Camera
    Resolution
    16 MP
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Wide
    Extra
    AF
    Second Camera
    Resolution
    8 MP
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Ultrawide
    Extra
    Third Camera
    Resolution
    2 MP
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Macro
    Extra
    Fourth Camera
    Resolution
    Sensor
    2 MP
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Depth
    Extra
    Fifth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Sixth Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Optical Zoom
    Lens
    Extra
    Image Resolution
    16 MP (Autofocus)
    Video Resolution and FPS
    1920x1080 (Full) - (30 fps)
    Optical Stabilisation (OIS)
    No
    Electronic Stabilisation (EIS)
    No
    Slow Motion Video
    No
    Features
    DxOMark Score
    Mobile Score (Rear)
    Mobile
    Selfie Score
    Selfie
    Selfie Camera
    First Camera
    Resolution
    13 MP
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Second Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Third Camera
    Resolution
    Sensor
    Aperture
    Pixel Size
    Sensor Size
    Extra
    Video Resolution and FPS
    1080p@30fps
    Features
    CONNECTIVITY
    Technology
    GSM / HSPA / LTE
    2G Bands
    GSM - 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only)
    3G Bands
    HSDPA - 850 / 900 / 1900 / 2100
    4G Bands
    LTE
    5G Bands
    TD-SCDMA
    Navigation
    Yes, with A-GPS, GLONASS, BDS
    Network Speed
    HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
    SIM Card Type
    Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
    Number of SIM Area
    2 SIM
    Wi-Fi
    Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
    Bluetooth
    5.0, A2DP, LE
    OTHERS
    VoLTE
    FM Radio
    Yes
    SAR The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.
    Body SAR (EU)
    Head SAR (EU)
    Body SAR (USA)
    Head SAR (USA)
    Additional
    Extra
    Cooling System
    No
    HDMI
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