Compare phones
| Global Score | |
| 81 | 81.3 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 12 | Android 10 |
| -- | 2020-04-27 |
| -- | 6.27 x 2.88 x 0.34 inches |
| -- | 6.53 ounces |
| Black and White | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Aluminum and Ceramic | Plastic |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 524 pixels per inch | 411 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.7 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 8+ Gen 1 SM8450 (4 nm) chipset | MediaTek Helio P65 MT6768 chipset |
| processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 730 GPU | Mali-G52 MC2 GPU |
| 6.21 | 9.09 |
| Storage | |
| 256 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 11.74 |
| Camera | |
| 50.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (1920 fps) (Full HD) slow motion video | -- |
| 12.32 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4800mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.64 | 6.8 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| 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 |
Comparison review
The Galaxy A31 has an overall score of 81.3, which is a bit better than the Xiaomi 12S Ultra's 81 global score. These devices work with Android OS, but Galaxy A31 has the older 10 version and Xiaomi 12S Ultra has Android 12 version. Xiaomi 12S Ultra features a brighter display than Galaxy A31, because it has a better amount of pixels per inch of screen, a better resolution of 1440 x 3200 and a little bigger screen.
Galaxy A31 features a way better hardware performance than Xiaomi 12S Ultra, although it has less RAM memory, they both have a Octa-Core CPU. Xiaomi 12S Ultra has a better camera than Samsung Galaxy A31, and although they both have the same camera aperture and a same size camera sensor, the Xiaomi 12S Ultra also has a way higher 7680x4320 video quality and a camera in the back with more megapixels.
Xiaomi 12S Ultra counts with a greater memory to store more games and applications than Galaxy A31, because although it has no SD extension slot, it also counts with more internal storage. The Galaxy A31 features a bit better battery life than Xiaomi 12S Ultra, because it has a 4 percent greater battery size.
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