Compare phones
| Global Score | |
| 83.8 | 88 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2018-04-03 | 2020-08-06 |
| 5.94 x 2.95 x 0.32 inches | 6.27 x 2.93 x 0.37 inches |
| 6.67 ounces | 7.16 ounces |
| Black and White | Mirage black and Mirage blue |
| Aluminum and Ceramic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 639.00 | -- |
| Display / Screen | |
| 6 inches | 6.5 inches |
| 2160 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 402 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Samsung Exynos 9611 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 630 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.36 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 12.00 MP + 5.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.79 | 12.1 |
| 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 | |
| 3400mAh Li - Polymer Battery | 6000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.36 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy M31s has a general score of 88, which is a little bit better than Xiaomi Mi Mix 2s's score of 83.8. The Galaxy M31s is a way newer cellphone than the Xiaomi Mi Mix 2s, but it is somewhat thicker and a bit heavier. The Xiaomi Mi Mix 2s counts with just a bit better hardware performance than Galaxy M31s, and although they both have the same number of cores, the Xiaomi Mi Mix 2s also has more RAM.
Galaxy M31s and Xiaomi Mi Mix 2s have incredibly similar screens, although the Galaxy M31s also has a bit higher resolution of 1080 x 2400 pixels, a little more pixels per inch of screen and a little bit bigger screen. Galaxy M31s features a greater camera than Xiaomi Mi Mix 2s, and although they both have a F1.8 aperture, the same video frame rate and the same video quality, the Galaxy M31s also has a way larger camera sensor shooting lot better quality pictures and a back facing camera with much more megapixels.
Galaxy M31s has a bit bigger memory capacity to install games and applications than Xiaomi Mi Mix 2s, because although it has just 128 GB internal storage capacity, it also counts with an external SD slot that allows a maximum of 512 GB. The Galaxy M31s features a much longer battery performance than Xiaomi Mi Mix 2s, because it has a 6000mAh battery capacity against 3400mAh.
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