Compare phones
| Global Score | |
| 88.3 | 77.8 |
| Basic Information | |
| Xiaomi | Motorola |
| Android 11 | Android 11 |
| 2021-05-06 | 2021-12-20 |
| 6.45 x 3.01 x 0.41 inches | 6.71 x 3.01 x 0.36 inches |
| 7.41 ounces | 7.34 ounces |
| Mirror Black and Pale Grey | Aqua Blue, Bright Silver and Indigo Blue |
| Metal and Plastic | -- |
| $ 499.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.8 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| -- | IPS LCD |
| 393 pixels per inch | 387 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.1 | 8 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC chipset | Qualcomm Snapdragon 480 SM4350 (8 nm) chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor | Kryo 460, 64-bit (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 650 GPU | Adreno 619 GPU |
| 9.81 | 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 (60 fps) (4K) video resolution | 1920 x 1080 (240 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 11.99 | 11.22 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G |
| Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 5000mAh Nano SIM Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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 |
| -- | FM Radio |
Comparison review
Xiaomi Black Shark 4 has a general score of 88.3, which is better than the Motorola Moto G51 5G's general score of 77.8. Xiaomi Black Shark 4 is a better phone than Motorola Moto G51 5G, we must highlight that it is also somewhat thicker and a little bit heavier. Both phones we compare here include the same Android 11 OS.
The Xiaomi Black Shark 4 features a better screen than Motorola Moto G51 5G, because although it has a bit smaller screen, and they both have an equal resolution of 1080 x 2400px, the Xiaomi Black Shark 4 also counts with a little bit better count of pixels in each inch in the display. Motorola Moto G51 5G has a greater memory to install games and applications than Xiaomi Black Shark 4, because although it has only 64 GB internal storage capacity, it also counts with a slot for an external memory card that allows up to 512 GB.
The Xiaomi Black Shark 4 has a bit better performance than Moto G51 5G, and although they both have 8 CPU cores, the Xiaomi Black Shark 4 also has a higher amount of RAM memory. The Xiaomi Black Shark 4 has just a bit better camera than Moto G51 5G, because although it has a worse 48 mega-pixels resolution camera in the back, and they both have the same diafragm aperture, the Xiaomi Black Shark 4 also counts with a much better 3840x2160 (4K) video quality.
Motorola Moto G51 5G counts with a bit longer battery duration than Xiaomi Black Shark 4, because it has an 11 percent bigger battery capacity.
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