Compare phones
| Global Score | |
| 88 | 79.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10 |
| 2020-08-06 | 2021-04-16 |
| 6.27 x 2.93 x 0.37 inches | 6.82 x 5.25 x 0.30 inches |
| 7.16 ounces | 11.18 ounces |
| Mirage black and Mirage blue | Black and Ceramic |
| -- | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.5 inches | 8 inches |
| 2400 x 1080 pixels | 2480 x 1860 pixels |
| Super AMOLED | AMOLED |
| 405 pixels per inch | 388 pixels per inch |
| -- | 900 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.7 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 888 SM8350 (5 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 6 GB RAM | 12 GB RAM |
| Mali-G72 MP3 GPU | Adreno 660 GPU |
| 9.36 | 6.21 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 13.3 |
| Camera | |
| 64.00 MP + 32.00 MP | 108.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 80.00mm focal length |
| 0.59 inches (1/1.7") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | -- |
| 1280 x 720 (480 fps) (HD) slow motion video | -- |
| 12.1 | 10.45 |
| 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 | |
| 6000mAh Battery | 5020mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | -- |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy M31s is better than the Xiaomi Mi Mix Fold, with a general score of 88 against 79.8. Both of these devices come with Android OS (Operating System), but the Samsung Galaxy M31s has a more recent 11 version while Xiaomi Mi Mix Fold has Android 10 version, providing the user a couple additional features and better performance. Although the Samsung Galaxy M31s and the Xiaomi Mi Mix Fold were released only 8 months apart, Samsung Galaxy M31s's body is thicker but also noticeably lighter than the Xiaomi Mi Mix Fold.
Galaxy M31s features a much powerful CPU than Xiaomi Mi Mix Fold, although it has a lower amount of RAM memory, they both have 8 cpu cores. Xiaomi Mi Mix Fold has a little more vivid screen than Samsung Galaxy M31s, because although it has a just a little lower pixels count in each display inch, it also counts with a larger screen and a higher resolution of 1860 x 2480px.
Galaxy M31s counts with a bit bigger storage for applications and games than Xiaomi Mi Mix Fold, because although it has only 128 GB internal storage, it also counts with an external SD slot that admits a maximum of 512 GB. Samsung Galaxy M31s has a better camera than Xiaomi Mi Mix Fold, although it has a much lower resolution back facing camera, they both have the same aperture.
Samsung Galaxy M31s features longer battery life than Xiaomi Mi Mix Fold, because it has a 6000mAh battery size instead of 5020mAh.
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