Compare phones
| Global Score | |
| 81.2 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2017-10-10 | 2020-03-05 |
| 5.98 x 2.97 x 0.30 inches | 6.27 x 2.96 x 0.35 inches |
| 6.53 ounces | 6.74 ounces |
| Black | Black, Blue and Red |
| Aluminum and Ceramic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 614.00 | -- |
| Display / Screen | |
| 6 inches | 6.4 inches |
| 2160 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 402 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Exynos 9611 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2450 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Adreno 540 GPU | Mali-G72 MP3 GPU |
| 9.45 | 9.36 |
| 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 | |
| 12.00 MP + 5.00 MP | 64.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.34 inches (1/2.9") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.57 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.3 | 6.7 |
| Battery Life | |
| 3400mAh Li - Ion Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.36 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | 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 |
| FM Radio | FM Radio |
Comparison review
Samsung Galaxy M31 is a bit better than the Xiaomi Mi MIX 2, having an 86.5 score against 81.2. Even though the Samsung Galaxy M31 is incredibly newer than Xiaomi Mi MIX 2, it's a little bit heavier and thicker. The Galaxy M31 has a little bit better screen than Xiaomi Mi MIX 2, because it has a quite larger display, a little higher pixels density and a little higher 1080 x 2340 resolution.
The Xiaomi Mi MIX 2 has a little bit better processing power than Galaxy M31. Both of them have the same RAM amount and a Octa-Core CPU. The Xiaomi Mi MIX 2 counts with a bigger storage to install applications and games than Galaxy M31, because although it has no SD memory slot, it also counts with 192 GB more internal storage capacity.
Samsung Galaxy M31 shoots way better photographs and videos than Xiaomi Mi MIX 2, and although they both have the same 30 fps video frame rate and the same 3840x2160 (4K) video quality, the Samsung Galaxy M31 also has a much more megapixels camera, a larger diafragm aperture to capture better low-light captures and a way larger camera sensor taking much higher quality videos and pictures.
Samsung Galaxy M31 has a very superior battery lifetime than Xiaomi Mi MIX 2, because it has a 76% greater battery size.
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