Want to compare Samsung A31 vs Samsung A51 mobile? You have come to the right place. Here you can find Samsung A31 vs Samsung A51 comparison based on display size, processor speed, camera resolution, user experience, memory size, connectivity strength, and overall dimension.
Related: Check out latest Samsung A31 price in India on Priceo.
On one hand, Samsung A31 features a 6.4-inch FHD+ Super AMOLED display, having a screen resolution of 1080 x 2400 pixels. The screen to body ratio of the device is 84.92%. The best-in-class 6GB RAM and Mali-G52 GPU offers seamless gaming and multitasking experience. Samsung Galaxy A31 boasts of a massive 128GB internal storage that can be expanded up to 512GB.
On the other hand, Samsung Galaxy A51 is offered with a 6.5-inch Super AMOLED display that has a screen resolution of 1,080 x 2,400 pixels along with a pixel density of 405PPI. The bezel-less display of the smartphone features a punch-hole setup and is protected by Corning Gorilla Glass v3. Its Calculated Screen to Body Ratio stands at 87.44% besides an aspect ratio of 20:9.In terms of photography, the smartphone provides a 48MP f/2.0 Primary Camera offering up to 8x Digital Zoom, a 12MP f/2.2 Ultra-Wide Angle Camera, a 5MP f/2.4 Macro Camera and a 5MP f/2.2 Depth Camera setup, which can shoot high-quality images with detailed insights. The front camera is equally good, featuring a 32MP f/2.2 lens, which can capture sharp and bright selfies.
Our recommendation: We recommend you to buy Samsung A51 over Samsung A31 because it has better processor and camera.
Samsung A31 vs Samsung A51 Comparison Table
| Key Specs | ||||
| Display | 6.40-inch | 6.50-inch | ||
| Processor | MediaTek Helio P65 | – | ||
| Front Camera | 20-megapixel | 32-megapixel | ||
| Rear Camera | 48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel | 48-megapixel + 12-megapixel + 5-megapixel + 5-megapixel | ||
| RAM | 6GB | 6GB | ||
| Storage | 128GB | 128GB | ||
| Battery Capacity | 5000mAh | 4000mAh | ||
| OS | Android 10 | Android 10 | ||
| Resolution | 1080×2400 pixels | 1080×2400 pixels | ||
| General | ||||
| Brand | Samsung | Samsung | ||
| Model | Galaxy A31 | Galaxy A51 | ||
| Release date | March 24, 2020 | January 1, 2020 | ||
| Launched in India | Yes | Yes | ||
| Form factor | Touchscreen | Touchscreen | ||
| Dimensions (mm) | 159.30 x 73.10 x 8.60 | 158.50 x 73.60 x 7.90 | ||
| Weight (g) | 185.00 | 172.00 | ||
| Battery capacity (mAh) | 5000 | 4000 | ||
| Removable battery | No | – | ||
| Fast charging | Proprietary | Proprietary | ||
| Wireless charging | No | – | ||
| Colours | Prism Crush Black, Prism Crush Blue, Prism Crush White | Prism Crush Blue, Prism Crush Black, Prism Crush Pink, Prism Crush White | ||
| Display | ||||
| Screen size (inches) | 6.40 | 6.50 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 1080×2400 pixels | 1080×2400 pixels | ||
| Aspect ratio | 20:9 | – | ||
| Hardware | ||||
| Processor | 2GHz octa-core (2x2GHz + 6×1.7GHz) | – | ||
| Processor make | MediaTek Helio P65 | Samsung Exynos 9611 | ||
| RAM | 6GB | 6GB | ||
| Internal storage | 128GB | 128GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 512 | 512 | ||
| Dedicated microSD slot | – | Yes | ||
| Camera | ||||
| Rear camera | 48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4) | 48-megapixel (f/2.0) + 12-megapixel (f/2.2) + 5-megapixel (f/2.2) + 5-megapixel (f/2.4) | ||
| Rear autofocus | Yes | – | ||
| Rear flash | Yes | – | ||
| Front camera | 20-megapixel (f/2.2) | 32-megapixel (f/2.2) | ||
| Software | ||||
| Operating system | Android 10 | Android 10 | ||
| Skin | One UI 2.1 | One UI 2.0 | ||
| Connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 a/b/g/n | 802.11 ac | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes | Yes, v 5.00 | ||
| NFC | Yes | Yes | ||
| USB Type-C | Yes | Yes | ||
| Number of SIMs | 2 | 2 | ||
| USB OTG | – | Yes | ||
| Headphones | – | 3.5mm | ||
| FM | – | Yes | ||
| Wi-Fi Direct | – | Yes | ||
| Active 4G on both SIM cards | – | Yes | ||
| Sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| Sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| Sensors | ||||
| Face unlock | Yes | Yes | ||
| In-Display Fingerprint Sensor | Yes | Yes | ||
| Compass/ Magnetometer | Yes | Yes | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Fingerprint sensor | – | Yes | ||
| Gyroscope | – | Yes | ||
Samsung A31 vs Samsung A51 Comparison Video
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