Samsung Galaxy A51 vs Samsung Galaxy M31
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Last Updated: Sat, 23 May'20
General
- Bluetooth5.0, A2DP, LE5.0, A2DP, LE
Design
- Height6.24 inches6.29 inches
- Width2.90 inches2.96 inches
- Thickness0.31 inches0.35 inches
- Weight172 g191 g
- ColorPrism Crush Black, Prism Crush White, Prism Crush BlueOcean Blue, Space Black
- BuildGlass front (Gorilla Glass 3), plastic back, plastic frameGlass front (Gorilla Glass 3), plastic back, plastic frame
Display
- Screen Size6.5 inches6.4 inches
- Display TypeSuper AMOLED capacitive touchscreenSuper AMOLED capacitive touchscreen
- Display Resolution1080 x 2400 pixels1080 x 2340 pixels
- Pixel Density405 ppi411 ppi
- Aspect Ratio20:919.5:9
- ProtectionCorning Gorilla Glass 3Corning Gorilla Glass 3
- Screen to Body Ratio87.4%84.1%
Performance
- OSAndroid 10, One UI 2.1Android 10, One UI 2.5
- GPUMali-G72 MP3Mali-G72 MP3
- Chipset GPExynos 9611 (10nm)Exynos 9611 (10nm)
- CPUOcta-core (4x2.3 GHz Cortex-A73 4x1.7 GHz Cortex-A53)Octa-core (4x2.3 GHz Cortex-A73 4x1.7 GHz Cortex-A53)
Memory & Storage
- RAM/Internal Storage128GB 6GB RAM, 128GB 8GB RAM64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
- Expandable MemorymicroSDXC (dedicated slot)microSDXC (dedicated slot)
Back Camera
- Quad Camera48 MP, f/2.0, 26mm (wide), 1/2.0, 0.8 micron|12 MP, f/2.2, 12mm (ultrawide)|5 MP, f/2.4, 25mm (macro), 1/5.0, 1.12 micron|5 MP, f/2.2, (depth)
- AutofocusPDAFPDAF
- Back Camera Video4K30fps, 1080p30/120fps; gyro-EIS2160p30fps, 1080p30fps, gyro-EIS
- Back Camera FeaturesLED flash, panorama, HDRLED flash, panorama, HDR
- Triple Camera64 MP, f/1.8, 26mm (wide), 1/1.72, 0.8 micron|8 MP, f/2.2, 12mm (ultrawide), 1/4.0, 1.12 micron|5 MP, f/2.2, 25mm (macro), 1/5.0, 1.12 micron|5 MP, f/2.2, (depth)
Front Camera
- Single Camera32 MP, f/2.2, 26mm (wide), 1/2.8, 0.8 micron32 MP, f/2.0, 26mm (wide), 1/2.8, 0.8 micron
- Front Camera Video1080p30fps1080p30fps
- Front Camera FeaturesHDRHDR
Sound
- HeadPhone JackYesYes
- LoudspeakerYesYes
- Audio FeaturesDolby AtmosDolby Atmos
Battery
- Battery Capacity4000 mAh battery6000 mAh battery
- User ReplaceableNon-removableNon-removable
- Talk TimeUp to 32 (Hours 4G LTE)
- Music TimeUp to 87 (Hours)
- ChargingFast charging 15WFast battery charging 15W
- Battery TypeLi-PoLi-Po
Communications
- WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
- GPSYes, with A-GPS, GLONASS, GALILEO, BDSYes, with A-GPS, GLONASS, BDS
- RadioFM radioFM radio, RDS, recording
- USB2.0, Type-C 1.0 reversible connector, USB On-The-Go2.0, Type-C 1.0 reversible connector
- NFCYes
- SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
- Network SupportGSM / HSPA / LTEGSM / HSPA / LTE
Miscellaneous Features
- SensorsFingerprint (under display, Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Virtual Proximity SensingFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Launch
- Announced On2019, December2020, February 25
- StatusAvailable. Released 2020, January 29Available. Released 2020, March 04
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