Compare phones
| Global Score | |
| 81.3 | 90.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 11, 10 |
| 2020-04-27 | 2020-04-29 |
| 6.27 x 2.88 x 0.34 inches | 6.26 x 2.90 x 0.34 inches |
| 6.53 ounces | 6.60 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Prism cube black |
| Plastic | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 411 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Samsung Exynos 980 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G52 MC2 GPU | Mali-G76 MP5 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 11.74 | 15.38 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.89 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy A51 5G is better than Samsung Galaxy A31, with a score of 90.8 against 81.3. Both of these phones use Android operating system, but Galaxy A51 5G has a newer 11 version and Samsung Galaxy A31 has Android 10 version, so it offers some extra features and better performance. Galaxy A51 5G's design has the same thickness than the Samsung Galaxy A31, but it's just a bit heavier.
Samsung Galaxy A51 5G has a display that is just as good as Galaxy A31's display, because although the Samsung Galaxy A51 5G has a just a bit worse display density, and they both have the same resolution of 1080 x 2400 pixels, it also counts with a quite bigger screen. Galaxy A51 5G features a bit superior processor than Galaxy A31, and although they both have the same number of cores, the Galaxy A51 5G also has more RAM memory.
Galaxy A51 5G counts with a slightly better camera than Galaxy A31, and although they both have the same aperture, the same camera sensor size and a camera in the back with a 48 megapixels, the Galaxy A51 5G also has a much better (4K) video resolution. Galaxy A51 5G has a much better memory capacity to install applications and games than Galaxy A31, because it has a SD card slot that allows a maximum of 1000 GB and more internal memory capacity.
Galaxy A31 features a bit superior battery duration than Galaxy A51 5G, because it has an 11 percent more battery capacity.
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