Compare phones
| Global Score | |
| 78.8 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 12 | Android 11, 10 |
| 2021-12-28 | 2020-03-05 |
| 6.01 x 2.75 x 0.32 inches | 6.27 x 2.96 x 0.35 inches |
| 6.31 ounces | 6.74 ounces |
| Black, Blue, Green and Pink | Black, Blue and Red |
| Aluminum and Glass | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.3 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 418 pixels per inch | 403 pixels per inch |
| 1100 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.9 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 8 Gen1 SM8450 (4 nm) chipset | Exynos 9611 chipset |
| processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 730 GPU | Mali-G72 MP3 GPU |
| 6.21 | 9.36 |
| 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 | |
| 50.00 MP + 32.00 MP | 64.00 MP + 32.00 MP |
| f/1.90 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.64 inches (1/1.56") sensor | 0.59 inches (1/1.7") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 12.54 | 12.1 |
| 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, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.32 | 7.52 |
| Other Features | |
| Bluetooth 5.2 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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
Samsung Galaxy M31 has a global score of 86.5, which is just a bit better than Xiaomi 12's score of 78.8. Both phones in our current comparison have Android operating system, but Samsung Galaxy M31 has an older 11 version while Xiaomi 12 has Android 12 version. Even being the best in this comparison, it must be noted that it is also an older, just a bit heavier and a little bit thicker phone.
The Samsung Galaxy M31 features a much more powerful CPU than Xiaomi 12, although it has a smaller amount of RAM memory, they both have 8 CPU cores. Xiaomi 12 features a bit more vivid display than Galaxy M31, because although it has a quite smaller screen, it also counts with a really brighter display, a bit higher resolution of 1080 x 2400 and a bit greater screen density.
The Samsung Galaxy M31 features a quite bigger storage capacity to install applications and games than Xiaomi 12, because although it has just 64 GB internal storage, it also counts with a slot for external memory cards that admits a maximum of 512 GB. Galaxy M31 features improved battery performance than Xiaomi 12, because it has a 6000mAh battery capacity.
Xiaomi 12 features just a bit better camera than Galaxy M31, because although it has a tinier diafragm aperture which is not good for low light images and videos and a lot worse 50 mega-pixels resolution camera, it also counts with a lot higher 7680x4320 video resolution and a larger back-facing camera sensor providing a better image quality.
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