Compare phones
| Global Score | |
| 82.2 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10, 9.0 Pie | Android 11, 10 |
| 2019-06-17 | 2020-03-05 |
| 6.17 x 2.93 x 0.35 inches | 6.27 x 2.96 x 0.35 inches |
| 6.74 ounces | 6.74 ounces |
| Carbon Black, Flame Red and Glacier Blue | Black, Blue and Red |
| Metal and Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 403 pixels per inch |
| 430 cd/m2 brightness | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Exynos 9611 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 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 618 GPU | Mali-G72 MP3 GPU |
| 9.27 | 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 | |
| 48.00 MP + 20.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") 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 (960 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.66 | 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, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 7.52 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| 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 is a bit better than Xiaomi Mi 9T, having an 86.5 score against 82.2. Galaxy M31's body has the same weight and thickness than the Xiaomi Mi 9T. Both of these devices include Android OS (operating system), but the Galaxy M31 has a newer 11 version and Xiaomi Mi 9T has Android 10 version, so it provides the user some extra features and some performance improvements.
The Xiaomi Mi 9T and the Galaxy M31 count with extremely similar displays, and although the Galaxy M31 has less bright display, they both have a greater pixels count per screen inch, a same size screen and the same 1080 x 2340 resolution. The Samsung Galaxy M31 counts with a quite bigger memory capacity to store more apps and games than Xiaomi Mi 9T, because although it has less internal storage capacity, it also counts with a SD memory card expansion slot that admits a maximum of 512 GB.
Samsung Galaxy M31 counts with a bit better processor than Xiaomi Mi 9T. Both of them have 8 CPU cores and 6 GB of RAM memory. Samsung Galaxy M31 features a much longer battery performance than Xiaomi Mi 9T, because it has 6000mAh of battery capacity. Galaxy M31 captures a bit better videos and photos than Xiaomi Mi 9T, and although they both have the same video frame rates, a F1.8 diafragm aperture and the same video definition, the Galaxy M31 also has a bigger back-facing camera sensor shooting better quality videos and photos and a back camera with a way better 64 megapixels resolution.
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