Compare phones
| Global Score | |
| 73.1 | 88.3 |
| Basic Information | |
| Motorola | Xiaomi |
| Android 13 | Android 11 |
| -- | 2021-05-06 |
| -- | 6.45 x 3.01 x 0.41 inches |
| -- | 7.41 ounces |
| -- | Mirror Black and Pale Grey |
| -- | Metal and Plastic |
| -- | $ 499.00 |
| Display / Screen | |
| 6.7 inches | 6.7 inches |
| 2640 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | -- |
| 426 pixels per inch | 393 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.6 | 9.1 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 2 SM8550-AB (4 nm) chipset | Qualcomm Snapdragon 870 SM8250-AC chipset |
| processor | Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 740 GPU | Adreno 650 GPU |
| 6.21 | 9.81 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 12.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| -- | f/1.80 aperture |
| -- | 0.5 inches (1/2") sensor |
| -- | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 7.04 | 11.99 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Dual SIM |
| 10.6 | 10.6 |
| Battery Life | |
| 3640mAh Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.6 | 6.32 |
| Other Features | |
| Bluetooth 5.2 | 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 is a lot better than Motorola Razr 40 Ultra, with an 88.3 score against 73.1. Both of these phones use Android OS (operating system), but Xiaomi Black Shark 4 has the previous 11 version and Motorola Razr 40 Ultra has Android 13. Xiaomi Black Shark 4 features a much better screen than Motorola Razr 40 Ultra, although it has a just a little worse display pixels density and a bit lower resolution of 1080 x 2400px, they both have a display with the same size.
Motorola Razr 40 Ultra features a lot bigger storage capacity for apps and games than Xiaomi Black Shark 4, because it has more internal storage. Xiaomi Black Shark 4 has a very superior performance than Motorola Razr 40 Ultra, because although it has 4 GB lesser RAM memory, it also counts with a larger number of cores (and also faster).
The Xiaomi Black Shark 4 counts with a much better camera than Motorola Razr 40 Ultra, because it has a way more mega-pixels back facing camera. Xiaomi Black Shark 4 counts with better battery duration than Motorola Razr 40 Ultra, because it has 4500mAh of battery capacity against 3640mAh.
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