• 6.4" (2400x1080) Super AMOLED
  • 4GB/6GB
    64GB/128GB Storage
  • 48-MP, f/2 1 Rear Camera
  • 5000 mAh
  • 4.5" (854x480) TFT LCD
  • 0.5GB
    Spreadtrum SC7731C SoC
    8GB Storage
  • 5-MP, f/2 1 Rear Camera
  • 1750 mAh

Specifications Highlights
Product NameGalaxy A31A51
ProductGalaxy A31 (Launched 2020-03-24)Lava A51 (Launched 2016-10-01)
Display6.4" 2400x1080 Super AMOLED 4.5" 854x480 TFT LCD
Rear Camera(s)
  • 48-MP f/2 (Primary)
  • 5-MP f/2 (Primary)
Selfie Camera(s)
  • f/2.2
    Computing
    • 4GB/6GB RAM
    • 64GB/128GB Storage
    • MicroSDXC
    • Spreadtrum SC7731C SoC
    • 0.5GB RAM
    • 8GB Storage
    • MicroSD (32GB max.)
    Battery5000 mAh1750 mAh
    DesignIP Rating, 185g (6.5oz), 73.1x159.3x8.6 mm (2.88 x 6.27 x 0.34 inches)IP Rating, 136x66x9.9 mm (5.35 x 2.60 x 0.39 inches)
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    Display
    Product NameGalaxy A31A51
    TypeSuper AMOLEDTFT LCD
    Diagonal (inches)6.4"4.5"
    Display/Body Ratio84.9%62.2%
    Resolution2400x1080854x480
    Sharpness (PPI)411 PPI218 PPI
    Features
    • Multitouch
    • Glossy
    • 2.5D
    • Multitouch
    Color Depth24 bit (16,777,216 Colors)24 bit (16,777,216 Colors)
    Primary Camera
    Product NameGalaxy A31A51
    Megapixel48-MP5-MP
    Aperturef/2f/2
    Sensor SizeMedium
    Hardware Features
    • LED Flash
    • Flash
    Battery
    Product NameGalaxy A31A51
    Battery TypeLi-IonLi-Ion
    Battery Capacity (mAh)5000 mAh1750 mAh
    Battery Features
    • Fast Charge
    • Non-Removable
    Talk Time10 hours
    Computing
    Product NameGalaxy A31A51
    Processor NameSpreadtrum SC7731C
    Processor # Cores84
    Main Processor Frequency (GHz)2 GHz1.2 GHz
    RAM Options4GB/6GB0.5GB
    Internal Storage Options64GB/128GB8GB
    Memory Card TypeMicroSDXCMicroSD
    Mem. Card Max. Size32GB
    Operating System + VersionAndroid 10Android 6.0
    Communications
    Product NameGalaxy A31A51
    LTE Category (Download)LTE CAT10 452 Mbps
    LTE Bands1, 25, 5, 7, 8
    Modem Features
    • UMTS
    • EDGE
    • GPRS
    • HSPA+
    • LTE
    • GPRS
    • EDGE
    WiFi Speed
    • a
    • b
    • g
    • n
    • ac
    • b
    • g
    • n
    WiFi Features
    • Dual-band
    • Hotspot
    • WiFi Direct
    • Hotspot
    Bluetooth VersionBluetooth 5.0Bluetooth 2.1
    Bluetooth Features
    • A2DP
    • AVRCP
    • DIP
    • HFP
    • HID
    • HSP
    • MAP
    • OPP
    • PAN
    • PBAP/PAB
    • BT EDR
    NFC Features
    • NFC Supported
    Connector TypeUSB Type CMicro USB
    Connector Features
    • USB 2.0
    • USB OTG
    SAR EU Head0.488 W/Kg
    SAR EU Body1.68 W/Kg
    Sim Card 0
    Product NameGalaxy A31A51
    NameSIM0
    SIM TypeNano SIM
    Sim Card 1
    Product NameGalaxy A31A51
    NameSIM1
    SIM TypeNano SIM
    Multimedia
    Product NameGalaxy A31A51
    Audio Alerts
    • VIBRATION
    • MP3
    • WAV
    Audio Features
    • Loudspeaker
    • FM Radio
    • 3.5mm Port
    • Loudspeaker
    • 3.5mm Port
    • FM Radio
    Audio Formats
    • AAC
    • 3GA
    • AMR
    • RA
    • AWB
    • FLAC
    • M4A
    • MID
    • MIDI
    • MP3
    • OGA
    • OGG
    • WMA
    • WAV
    • MP3
    • WAV
    Video Formats
    • H.263
    • H.264
    • MPEG-4
    • H.265
    • MP4
    • VC-1
    • VP8
    • VP9
    • WMV7
    • WMV8
    • XVID
    • MP4
    • H.264
    Sensors
    • Proximity
    • Accelerometer
    • Compass
    • Gyroscope
    • Fingerprint
    • GPS
    • A-GPS
    • GLONASS
    • BeiDou
    • Accelerometer
    • GPS
    • A-GPS

    Samsung Galaxy A31 vs. Lava A51 Specs & Speed Benchmarks

    Battery Capacity (mAh)

    Higher is better