Compare phones
| Global Score | |
| 83.2 | 89 |
| Basic Information | |
| Xiaomi | Xiaomi |
| -- | Android 11 |
| 2019-03-06 | 2021-08-10 |
| 6.20 x 2.94 x 0.30 inches | 6.40 x 2.97 x 0.31 inches |
| 6.10 ounces | 7.94 ounces |
| Black, Blue and Purple | Ceramic Black, Ceramic White and Shadow Gray |
| Glass (Corning Gorilla Glass 5) and Metal | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| 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 |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855 chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 640 GPU | Adreno 660 GPU |
| 9.63 | 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 + 20.00 MP | 108.00 MP + 20.00 MP |
| f/1.80 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 |
| 3840 x 2160 (60 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (480 fps) (Full HD) slow motion video |
| 12.1 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 10.6 |
| Battery Life | |
| 3300mAh Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.28 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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
The Xiaomi Mi Mix 4 has a global score of 89, which is just a bit better than Xiaomi Mi 9's 83.2 score. Xiaomi Mi Mix 4 is a much newer device than Xiaomi Mi 9, but it's notably heavier and just a bit thicker. The Xiaomi Mi 9 counts with a bit more vivid screen than Xiaomi Mi Mix 4, because although it has a quite smaller display and a bit lower 1080 x 2340 resolution, it also counts with a quite higher pixel amount in each display inch.
Xiaomi Mi Mix 4's memory for apps and games is just as good as Xiaomi Mi 9's one, both have exactly the same 128 GB internal storage. Xiaomi Mi Mix 4 counts with just a bit better processing power than Xiaomi Mi 9, and although they both have a Octa-Core processor, the Xiaomi Mi Mix 4 also has a higher amount of RAM.
The Xiaomi Mi Mix 4 counts with a better camera than Xiaomi Mi 9, because although it has a smaller aperture which is not favorable for low-light captures, it also counts with a lot bigger back-facing camera sensor capturing way higher quality videos and photos, a much better video resolution and a back camera with lot more MP.
The Xiaomi Mi Mix 4 counts with longer battery duration than Xiaomi Mi 9, because it has a 4500mAh battery size.
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