Compare phones
| Global Score | |
| 82.3 | 77 |
| Basic Information | |
| Xiaomi | Motorola |
| Android 10, 9.0 Pie | Android 11 |
| 2019-03-28 | 2021-12-06 |
| 6.44 x 2.95 x 0.35 inches | 6.37 x 2.91 x 0.34 inches |
| 7.23 ounces | 6.38 ounces |
| Black and Silver | Baby Blue and Mineral Grey |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 403 pixels per inch | 411 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | MediaTek Helio G85 MT6769Z (12 nm) chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Cortex, 64-bit (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G52 MC2 GPU |
| 9.63 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 1 TB) external memory slot |
| 10.1 | 13.02 |
| Camera | |
| 48.00 MP + 20.00 MP | 50.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 11.55 | 10.45 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| 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 2 is slightly better than the Moto G31, with an 82.3 score against 77. Despite being the best in this comparison review, the Xiaomi Black Shark 2 is a noticeably older, a little thicker and somewhat heavier device than Moto G31. Both phones in this review have Android operating system, but the Xiaomi Black Shark 2 has an older 10 version and Moto G31 has Android 11.
Xiaomi Black Shark 2 features a little bit better performance than Moto G31, and although they both have the same number of cores, the Xiaomi Black Shark 2 also has a larger amount of RAM memory. The Xiaomi Black Shark 2 counts with a little bit better screen than Moto G31, although it has a little lower resolution of 1080 x 2340px and a just a bit lower display pixels density, they both have a screen with the same size.
The Xiaomi Black Shark 2 shoots much clearer photographs and videos than Moto G31, because although it has a lower resolution back camera, and they both have a F1.8 camera aperture, the Xiaomi Black Shark 2 also counts with a much better 3840x2160 (4K) video resolution. Moto G31 features a much greater storage capacity to install applications and games than Xiaomi Black Shark 2, because although it has just 64 GB internal memory capacity, it also counts with a slot for external memory cards that holds a maximum of 1 TB.
Moto G31 has longer battery duration than Xiaomi Black Shark 2, because it has a 5000mAh battery capacity.
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