Compare phones
| Global Score | |
| 71.9 | 89 |
| Basic Information | |
| Xiaomi | |
| Android 9.0 Pie | Android 11 |
| 2019-10-14 | 2021-08-10 |
| 6.25 x 2.96 x 0.35 inches | 6.40 x 2.97 x 0.31 inches |
| 6.56 ounces | 7.94 ounces |
| Diamond black and Twilight blue | Ceramic Black, Ceramic White and Shadow Gray |
| Glass (Corning Gorilla Glass 5) and Metal | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 549.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | AMOLED |
| 403 pixels per inch | 393 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 8 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.72 | 9.72 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 48.00 MP | 108.00 MP + 20.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (15 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 |
| 11.22 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.2 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Xiaomi Mi Mix 4 is a lot better than nubia Z20, having an 89 score against 71.9. Both phones in this comparison review include Android OS (Operating System), but the Xiaomi Mi Mix 4 has the older 11 version while nubia Z20 has Android 9.0 Pie version. Xiaomi Mi Mix 4 is a newer and thinner cellphone than nubia Z20, although it is somewhat heavier.
The Xiaomi Mi Mix 4's processing unit is just as good as nubia Z20's processor, both have a 8 GB RAM and 8 CPU cores. The nubia Z20 features a little sharper screen than Xiaomi Mi Mix 4, because although it has a little smaller screen and a little bit worse 1080 x 2340 resolution, it also counts with a just a bit higher screen pixels density.
Xiaomi Mi Mix 4 features a much better camera than nubia Z20, because although it has a tinier diafragm aperture, and they both have the same video resolution, the Xiaomi Mi Mix 4 also counts with a lot more mega-pixels back-facing camera, better video frame rate and a lot bigger sensor capturing much better quality videos and pictures.
The Xiaomi Mi Mix 4 features as much storage for applications, games, photos and videos as the nubia Z20, they have equal 128 GB internal storage capacity. Xiaomi Mi Mix 4 features just a bit better battery lifetime than nubia Z20, because it has 4500mAh of battery capacity.
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