Compare phones
| Global Score | |
| 86.5 | 79.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 11, 10 |
| 2020-03-05 | 2020-02-11 |
| 6.27 x 2.96 x 0.35 inches | 6.51 x 3.02 x 0.35 inches |
| 6.74 ounces | 7.34 ounces |
| Black, Blue and Red | Atlantis blue, Matrix purple and Phoenix red |
| Plastic and Plastic | Glass (Corning Gorilla Glass 5) and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 393 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 730G SM7150-AB chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 6 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 618 GPU |
| 9.36 | 9.27 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 7.7 |
| Camera | |
| 64.00 MP + 32.00 MP | 64.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.90 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.59 inches (1/1.7") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 12.1 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| 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 | FM Radio |
Comparison review
The Galaxy M31 has an overall score of 86.5, which is a bit better than the Xiaomi Poco X2's 79.3 score. Galaxy M31 is a a little lighter cellphone than Xiaomi Poco X2, but they are equally thin. Both phones we compare here work with the same Android 11 operating system. Samsung Galaxy M31 counts with a bit better processing power than Xiaomi Poco X2. They have the same number of cores and the same RAM amount.
The Galaxy M31 counts with just a bit better looking display than Xiaomi Poco X2, because although it has a bit lower resolution of 1080 x 2340px and a quite smaller screen, it also counts with a little better pixels density. The Xiaomi Poco X2 and Samsung Galaxy M31 count with extremely similar cameras, and although the Xiaomi Poco X2 has a tinier aperture which is not recommended for taking pictures and videos in low-light situations, they both have the same sensor size, the same video frame rates, the same (4K) video quality and a camera in the back with a 64 megapixels.
The Galaxy M31 counts with much more memory for applications, games, photos and videos than Xiaomi Poco X2, and although they both have equal internal memory, the Galaxy M31 also has a slot for an external memory card that allows up to 512 GB. Samsung Galaxy M31 has greater battery performance than Xiaomi Poco X2, because it has 6000mAh of battery capacity.
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