Compare phones
| Global Score | |
| 81.3 | 89 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 11 |
| 2020-04-27 | 2021-08-10 |
| 6.27 x 2.88 x 0.34 inches | 6.40 x 2.97 x 0.31 inches |
| 6.53 ounces | 7.94 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Ceramic Black, Ceramic White and Shadow Gray |
| Plastic | Aluminum and Ceramic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | AMOLED |
| 411 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 888+ SM8350-AC chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 680 Prime, 64-bit, 5 nm (Octa-Core 3000 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G52 MC2 GPU | Adreno 660 GPU |
| 9.09 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 108.00 MP + 20.00 MP |
| f/2.00 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 |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1920 x 1080 (480 fps) (Full HD) slow motion video |
| 10.89 | 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 | |
| 5000mAh Li - Polymer Battery | 4500mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | 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 has an overall score of 89, which is slightly better than the Samsung Galaxy A31's 81.3 general score. Xiaomi Mi Mix 4 is a newer and just a little thinner phone than the Samsung Galaxy A31, although it is somewhat heavier. Both of these phones come with Android OS, but Xiaomi Mi Mix 4 has a more recent 11 version and Samsung Galaxy A31 has Android 10, so it gives a couple additional features.
Xiaomi Mi Mix 4 features a screen that's just as good as the Samsung Galaxy A31 one, because although the Xiaomi Mi Mix 4 has a just a little lower pixel count per inch of display, and they both have the same exact resolution of 1080 x 2400 pixels, it also counts with a little larger screen. Xiaomi Mi Mix 4 counts with a bit more powerful processor than Samsung Galaxy A31, and although they both have 8 cpu cores, the Xiaomi Mi Mix 4 also has more RAM.
Xiaomi Mi Mix 4 features a way better camera than Galaxy A31, because it has a bigger aperture, a lot bigger back-facing camera sensor, a camera with much more MP and a lot better video resolution. The Galaxy A31 has a quite bigger memory capacity for applications and games than Xiaomi Mi Mix 4, because although it has only 64 GB internal memory, it also counts with an external SD slot that supports up to 512 GB.
The Galaxy A31 has a bit better battery performance than Xiaomi Mi Mix 4, because it has a 5000mAh battery capacity.
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