Compare phones
| Global Score | |
| 81.3 | 80.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 14 |
| 2020-04-27 | 2024-10-29 |
| 6.27 x 2.88 x 0.34 inches | 6.00 x 2.80 x 0.32 inches |
| 6.53 ounces | 6.67 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | -- |
| Plastic | Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2400 x 1080 pixels | 2670 x 1200 pixels |
| Super AMOLED | OLED |
| 411 pixels per inch | 457 pixels per inch |
| -- | 3200 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 10.2 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Snapdragon 8 Elite SM8750-AB (3 nm) chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | processor |
| 4 GB RAM | 12 GB RAM |
| Mali-G52 MC2 GPU | Adreno 830 GPU |
| 9.09 | 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 | |
| 48.00 MP + 20.00 MP | 50.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.60 aperture |
| 26.00mm focal length | 23.00mm focal length |
| 0.5 inches (1/2") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (30 fps) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.89 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5400mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 7.12 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.4 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass and Gyroscope |
Comparison review
The Samsung Galaxy A31 is a bit better than the Xiaomi 15, with a global score of 81.3 against 80.6. The Samsung Galaxy A31 body is just a little lighter than Xiaomi 15, although it is a little bit thicker and was released many years before. Both of these devices include Android OS, but Samsung Galaxy A31 has the previous 10 version while Xiaomi 15 has Android 14.
Galaxy A31 features a much powerful processor than Xiaomi 15, although it has a smaller amount of RAM memory, they both have 8 cores. The Xiaomi 15 counts with an incredibly better looking screen than Galaxy A31, and although they both have a display of the same size, the Xiaomi 15 also has a slightly better resolution of 1200 x 2670 and a just a bit greater pixel count in each inch in the display.
Xiaomi 15 has a better camera than Samsung Galaxy A31, because it has a back facing camera with more MP, a lot better video resolution and a bigger aperture for better captures and video in poorly lited situations. Xiaomi 15 counts with a quite bigger memory capacity to install applications and games or saving photos and videos than Samsung Galaxy A31, because although it has no slot for an external memory card, it also counts with more internal storage.
The Xiaomi 15 counts with a bit superior battery duration than Galaxy A31, because it has an 8% more battery size.
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