Compare phones
| Global Score | |
| 81.3 | 88.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11 |
| 2020-04-27 | 2021-05-06 |
| 6.27 x 2.88 x 0.34 inches | 6.45 x 3.01 x 0.41 inches |
| 6.53 ounces | 7.41 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Mirror Black and Pale Grey |
| Plastic | Metal and Plastic |
| -- | $ 499.00 |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | -- |
| 411 pixels per inch | 393 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.1 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 870 SM8250-AC chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G52 MC2 GPU | Adreno 650 GPU |
| 9.09 | 9.81 |
| 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 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.89 | 11.99 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Dual SIM |
| 6.7 | 10.6 |
| 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 |
Comparison review
The Xiaomi Black Shark 4 has a general score of 88.3, which is a bit better than Samsung Galaxy A31's general score of 81.3. Both of these devices have Android OS (operating system), but Xiaomi Black Shark 4 has a newer 11 version and Samsung Galaxy A31 has Android 10. The Xiaomi Black Shark 4 construction is newer than the Samsung Galaxy A31's, but it is thicker and somewhat heavier.
The Xiaomi Black Shark 4 has a much better looking display than Galaxy A31, because although it has a just a little worse pixel count in each inch of display, and they both have the same exact resolution of 1080 x 2400px, the Xiaomi Black Shark 4 also counts with a quite larger screen. The Xiaomi Black Shark 4 features a bit superior processing unit than Samsung Galaxy A31, and although they both have a Octa-Core CPU, the Xiaomi Black Shark 4 also has 4 GB more RAM memory.
The Galaxy A31 counts with more memory to install applications and games than Xiaomi Black Shark 4, because although it has 0 less internal memory capacity, it also counts with a SD card slot that admits a maximum of 512 GB. The Xiaomi Black Shark 4 features a much better camera than Galaxy A31, and although they both have a same resolution back-facing camera and a same size back-facing camera sensor, the Xiaomi Black Shark 4 also has a much better 3840x2160 video quality and a larger diafragm aperture to capture better images and videos in low-light situations.
Galaxy A31 has a little better battery duration than Xiaomi Black Shark 4, because it has a 5000mAh battery capacity instead of 4500mAh.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.