Compare phones
| Global Score | |
| 86.5 | 81 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 12 |
| 2020-03-05 | -- |
| 6.27 x 2.96 x 0.35 inches | -- |
| 6.74 ounces | -- |
| Black, Blue and Red | Black and White |
| Plastic and Plastic | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 3200 x 1440 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 524 pixels per inch |
| 420 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 9.7 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 6 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 730 GPU |
| 9.36 | 6.21 |
| 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 | |
| 64.00 MP + 32.00 MP | 50.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1920 x 1080 (1920 fps) (Full HD) slow motion video |
| 12.1 | 12.32 |
| 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 |
| 6.7 | 10.6 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 4800mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 7.52 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy M31 has a score of 86.5, which is a bit better than the Xiaomi 12S Ultra's general score of 81. Both of these phones use Android OS, but the Galaxy M31 has the older 11 version and Xiaomi 12S Ultra has Android 12. The Xiaomi 12S Ultra counts with a sharper display than Samsung Galaxy M31, because it has a way brighter display, a better 1440 x 3200 resolution, a greater number of pixels per inch in the screen and a bit larger display.
The Galaxy M31 counts with a lot better processing power than Xiaomi 12S Ultra, although it has a lower amount of RAM memory, they both have a Octa-Core processing unit. The Xiaomi 12S Ultra features a bit better camera than Galaxy M31, because although it has a tinier aperture which is worse for capturing photos in low-light environments, a tinier back-facing camera sensor taking less light and washed colors and a way less megapixels back facing camera, it also counts with a way better 7680x4320 video definition.
The Xiaomi 12S Ultra has a greater storage to store more games and applications than Galaxy M31, because although it has no slot for external memory cards, it also counts with 256 GB internal storage capacity. Samsung Galaxy M31 counts with superior battery duration than Xiaomi 12S Ultra, because it has a 25 percent more battery size.
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