Compare phones
| Global Score | |
| 88 | 78 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | -- |
| 2020-08-06 | 2018-07-27 |
| 6.27 x 2.93 x 0.37 inches | 6.25 x 2.97 x 0.29 inches |
| 7.16 ounces | 5.93 ounces |
| Mirage black and Mirage blue | Black, Blue, Gold, Pink and Red |
| -- | Aluminum |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 2400 x 1080 pixels | 2160 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 402 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 660 SDM660 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 260, 64-bit, 14 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 512 GPU |
| 9.36 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 64.00 MP + 32.00 MP | 12.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.59 inches (1/1.7") sensor | 0.34 inches (1/2.9") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.1 | 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 and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.3 |
| Battery Life | |
| 6000mAh Battery | 3010mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy M31s is much better than the Xiaomi Mi A2, having a general score of 88 against 78. Samsung Galaxy M31s's construction is extremely newer, but somewhat heavier and extremely thicker than the Xiaomi Mi A2. Samsung Galaxy M31s counts with just a little better performance than Xiaomi Mi A2. Both of them have the same number of cores and a 6 GB RAM memory.
Xiaomi Mi A2 features a display that's just as good as the Galaxy M31s one, although the Xiaomi Mi A2 has a little lower screen pixels density, a little bit worse resolution of 1080 x 2160 and a quite smaller display. The Galaxy M31s features a way better camera than Xiaomi Mi A2, and although they both have the same 3840x2160 (4K) video definition, a F1.8 diafragm aperture and the same 30 fps video frame rates, the Galaxy M31s also has a lot larger back-facing camera sensor providing a lot better image quality and a way better resolution camera in the back.
The Samsung Galaxy M31s has a superior storage for games and applications than Xiaomi Mi A2, and although they both have exactly the same 128 GB internal storage, the Samsung Galaxy M31s also has a SD extension slot that admits up to 512 GB. The Galaxy M31s has a much longer battery performance than Xiaomi Mi A2, because it has a 99% bigger battery capacity.
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