Compare phones
| Global Score | |
| 79.2 | 89 |
| Basic Information | |
| Motorola | Xiaomi |
| Android 15 | Android 11 |
| 2025-04-24 | 2021-08-10 |
| -- | 6.40 x 2.97 x 0.31 inches |
| 7.02 ounces | 7.94 ounces |
| -- | Ceramic Black, Ceramic White and Shadow Gray |
| -- | Aluminum and Ceramic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 7 inches | 6.7 inches |
| -- | 2400 x 1080 pixels |
| LTPO | AMOLED |
| -- | 393 pixels per inch |
| 4500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 5.5 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 8 Elite SM8750-AB (3 nm) chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 16 GB RAM | 8 GB RAM |
| Adreno 830 GPU | Adreno 660 GPU |
| 6.3 | 9.72 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 17.6 | 10.1 |
| Camera | |
| 50.00 MP + 50.00 MP | 108.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| -- | 24.00mm focal length |
| -- | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (30 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 3840 x 2160 (60 fps) (4K) slow motion video | 1920 x 1080 (480 fps) (Full HD) slow motion video |
| 11.99 | 13.75 |
| Networks | |
| -- | Wi-Fi |
| -- | 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 | Nano SIM, Dual SIM |
| 7.6 | 10.6 |
| Battery Life | |
| 4700mAh Li - Ion Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.56 | 6.32 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi Mix 4 is better than the Motorola Razr Ultra (2025), with an 89 score against 79.2. Both of these phones include Android OS (operating system), but Xiaomi Mi Mix 4 has older 11 version while Motorola Razr Ultra (2025) has Android 15. Xiaomi Mi Mix 4 has a lot better screen than Motorola Razr Ultra (2025), although it has a little smaller screen.
The Motorola Razr Ultra (2025) features a superior storage for applications and games than Xiaomi Mi Mix 4, because it has 384 GB more internal memory. The Xiaomi Mi Mix 4 has a very superior processing power than Motorola Razr Ultra (2025), although it has less RAM, they both have the same number of cores.
The Motorola Razr Ultra (2025) has a bit superior battery duration than Xiaomi Mi Mix 4, because it has 4700mAh of battery capacity. Xiaomi Mi Mix 4 shoots much clearer photos and videos than Motorola Razr Ultra (2025), because although it has lower video frame rate and a smaller diafragm aperture which is not recommended for shooting images or video in poorly lited environments, and they both have the same video definition, the Xiaomi Mi Mix 4 also counts with a lot more megapixels back-facing camera.
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