Compare phones
| Global Score | |
| 86.6 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11, 10 |
| 2020-05-08 | 2020-03-05 |
| 6.64 x 3.04 x 0.41 inches | 6.27 x 2.96 x 0.35 inches |
| 7.83 ounces | 6.74 ounces |
| Armor gray, Lightning black and Star silver | Black, Blue and Red |
| Aluminum and Aluminum | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| OLED | Super AMOLED |
| 393 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 865 SM8250 chipset | Exynos 9611 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 650 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.36 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 64.00 MP + 20.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.43 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 4720mAh Li - Polymer Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.56 | 7.52 |
| 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 |
| -- | FM Radio |
Comparison review
The Xiaomi Black Shark 3 is a little bit better than the Samsung Galaxy M31, with a score of 86.6 against 86.5. Both phones we compare here work with Android OS (Operating System), but Xiaomi Black Shark 3 has an older 10 version while Samsung Galaxy M31 has Android 11 version. The Xiaomi Black Shark 3 is better than the Samsung Galaxy M31, it must be noted that it is also a heavier and thicker device.
The Xiaomi Black Shark 3 counts with just a bit better processing power than Galaxy M31, and although they both have 8 cores, the Xiaomi Black Shark 3 also has more RAM. Samsung Galaxy M31 features a little sharper display than Xiaomi Black Shark 3, because although it has a bit smaller display and a bit worse resolution of 1080 x 2340, it also counts with a little bit greater pixel density.
The Samsung Galaxy M31 features a quite bigger memory to install applications and games than Xiaomi Black Shark 3, because although it has less internal memory capacity, it also counts with an external SD slot that allows up to 512 GB. Xiaomi Black Shark 3 captures a bit better pictures and videos than Galaxy M31, and although they both have a same size aperture, the same 3840x2160 (4K) video resolution, the same resolution camera in the back and a same size sensor, the Xiaomi Black Shark 3 also has better video frame rate.
The Samsung Galaxy M31 counts with greater battery life than Xiaomi Black Shark 3, because it has a 6000mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.