Compare phones
| Global Score | |
| 81.3 | 83.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | -- |
| 2020-04-27 | 2018-04-03 |
| 6.27 x 2.88 x 0.34 inches | 5.94 x 2.95 x 0.32 inches |
| 6.53 ounces | 6.67 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Black and White |
| Plastic | Aluminum and Ceramic |
| -- | Scratch-Resistant Glass |
| -- | $ 639.00 |
| Display / Screen | |
| 6.4 inches | 6 inches |
| 2400 x 1080 pixels | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 411 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G52 MC2 GPU | Adreno 630 GPU |
| 9.09 | 9.63 |
| Storage | |
| 64 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 13.3 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 5.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 10.89 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3400mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.36 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| 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
The Xiaomi Mi Mix 2s is slightly better than the Samsung Galaxy A31, getting a score of 83.8 against 81.3. Xiaomi Mi Mix 2s is an extremely older and just a little heavier phone than Samsung Galaxy A31, but Xiaomi could make it just a bit thinner anyway. The Xiaomi Mi Mix 2s counts with a bit superior processor than Samsung Galaxy A31, and although they both have 8 CPU cores, the Xiaomi Mi Mix 2s also has more RAM memory.
Galaxy A31 and Xiaomi Mi Mix 2s have similar screens, although the Xiaomi Mi Mix 2s has a quite smaller display, a bit lower 1080 x 2160 resolution and a little less pixels per screen inch. Xiaomi Mi Mix 2s has more memory for applications and games than Galaxy A31, because although it has no slot for an external memory card, it also counts with 256 GB internal storage.
Samsung Galaxy A31 counts with a superior camera than Xiaomi Mi Mix 2s, because although it has a smaller aperture, and they both have the same video frame rate and the same (Full HD) video definition, the Samsung Galaxy A31 also counts with a lot better resolution back-facing camera and a way larger sensor providing a lot higher image quality.
Samsung Galaxy A31 has a much better battery performance than Xiaomi Mi Mix 2s, because it has a 47% greater battery size.
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