Compare phones
| Global Score | |
| 82.3 | 77.8 |
| Basic Information | |
| Xiaomi | Motorola |
| Android 10, 9.0 Pie | Android 11 |
| 2019-03-28 | 2021-12-20 |
| 6.44 x 2.95 x 0.35 inches | 6.71 x 3.01 x 0.36 inches |
| 7.23 ounces | 7.34 ounces |
| Black and Silver | Aqua Blue, Bright Silver and Indigo Blue |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | IPS LCD |
| 403 pixels per inch | 387 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 480 SM4350 (8 nm) chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 460, 64-bit (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Adreno 619 GPU |
| 9.63 | 9.09 |
| 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 | |
| 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 (240 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 11.55 | 11.22 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 5000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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 a bit better than Moto G51 5G, with a score of 82.3 against 77.8. Xiaomi Black Shark 2's design is a bit lighter and just a bit thinner than Moto G51 5G, despite of the fact that it was released many years before. Both phones in our current comparison use Android OS, but Xiaomi Black Shark 2 has the previous 10 version and Moto G51 5G has Android 11.
The Xiaomi Black Shark 2 counts with just a bit better processing power than Moto G51 5G, and although they both have 8 cores, the Xiaomi Black Shark 2 also has more RAM memory. Xiaomi Black Shark 2 features a slightly better screen than Motorola Moto G51 5G, because although it has a little smaller screen and a quite lower resolution of 1080 x 2340px, it also counts with a quite higher pixels amount per inch of screen.
The Xiaomi Black Shark 2 captures a bit better videos and photos than Moto G51 5G, because although it has a worse 48 MP resolution camera, and they both have a same size aperture, the Xiaomi Black Shark 2 also counts with a much better (4K) video definition. The Moto G51 5G counts with a better memory capacity for games and applications than Xiaomi Black Shark 2, because although it has only 64 GB internal memory, it also counts with a slot for an external memory card that allows up to 512 GB.
Motorola Moto G51 5G counts with greater battery duration than Xiaomi Black Shark 2, because it has a 25% more battery size.
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