Compare phones
| Global Score | |
| 76 | 81.3 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 6.0 Marshmallow | Android 10 |
| 2016-11-01 | 2020-04-27 |
| 6.15 x 3.04 x 0.30 inches | 6.27 x 2.88 x 0.34 inches |
| 5.86 ounces | 6.53 ounces |
| Black and Silver | Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white |
| Aluminum and Glass | Plastic |
| $ 516.00 | -- |
| Display / Screen | |
| 5.7 inches | 6.4 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| OLED | Super AMOLED |
| 386 pixels per inch | 411 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 821 MSM8996 Pro chipset | MediaTek Helio P65 MT6768 chipset |
| Kryo, 64-bit (Quad-Core 2350 MHz) processor | Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 530 GPU | Mali-G52 MC2 GPU |
| 9.09 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 23.00 MP + 8.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.38 inches (1/2.6") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.69 | 10.89 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 4070mAh Li - Ion Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 6.8 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A31 has a global score of 81.3, which is slightly better than the Xiaomi Mi Note 2's general score of 76. Even though Galaxy A31 is way newer than Xiaomi Mi Note 2, it's heavier and somewhat thicker. Both phones in this review use Android OS (Operating System), but the Galaxy A31 has an older 10 version while Xiaomi Mi Note 2 has Android 6.0 Marshmallow.
The Galaxy A31 counts with a slightly better display than Xiaomi Mi Note 2, because it has a slightly higher resolution of 1080 x 2400 pixels, a quite larger screen and a quite greater amount of pixels in each inch in the display. The Samsung Galaxy A31 counts with a greater memory capacity for applications and games than Xiaomi Mi Note 2, because although it has less internal memory, it also counts with an external memory slot that admits up to 512 GB.
The Galaxy A31 has a CPU that is just as good as the Xiaomi Mi Note 2 one, because although the Galaxy A31 has a smaller amount of RAM, it also counts with more cores. Galaxy A31 captures a lot better videos and photos than Xiaomi Mi Note 2, and although they both have the same video frame rates, the same video quality and a F2 aperture, the Galaxy A31 also has a camera in the back with much more megapixels and a much larger back camera sensor capturing more light and vivid colors.
Samsung Galaxy A31 counts with superior battery life than Xiaomi Mi Note 2, because it has a 23% larger battery size.
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