Compare phones
| Global Score | |
| 81.3 | 82.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 10, 9.0 Pie |
| 2020-04-27 | 2019-03-28 |
| 6.27 x 2.88 x 0.34 inches | 6.44 x 2.95 x 0.35 inches |
| 6.53 ounces | 7.23 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Black and Silver |
| Plastic | -- |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 411 pixels per inch | 403 pixels per inch |
| -- | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 855 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G52 MC2 GPU | Adreno 640 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 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 (120 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 | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Black Shark 2 has a global score of 82.3, which is a little bit better than Galaxy A31's score of 81.3. The Xiaomi Black Shark 2 construction is older, a bit thicker and just a little heavier than the Galaxy A31. Both phones in this review have the same Android 10 OS (operating system), so you shouldn't notice any difference in that aspect.
The Xiaomi Black Shark 2 features a slightly better screen than Galaxy A31, although it has a little worse screen density and a bit lower 1080 x 2340px resolution, they both have a same size screen. Samsung Galaxy A31 has more memory capacity to store more games and applications than Xiaomi Black Shark 2, because although it has less internal storage capacity, it also counts with a SD memory slot that allows a maximum of 512 GB.
The Xiaomi Black Shark 2 features a bit superior processor than Galaxy A31, and although they both have the same number of cores, the Xiaomi Black Shark 2 also has a higher amount of RAM memory. Samsung Galaxy A31 counts with greater battery life than Xiaomi Black Shark 2, because it has a 25% larger battery capacity.
The Xiaomi Black Shark 2 features a slightly better camera than Galaxy A31, and although they both have a same size sensor and a same resolution camera in the back, the Xiaomi Black Shark 2 also has a larger diafragm aperture to capture better images in poorly lited situations and a lot higher video definition.
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