Compare phones
| Global Score | |
| 86.5 | 82.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10, 9.0 Pie |
| 2020-03-05 | 2019-06-17 |
| 6.27 x 2.96 x 0.35 inches | 6.17 x 2.93 x 0.35 inches |
| 6.74 ounces | 6.74 ounces |
| Black, Blue and Red | Carbon Black, Flame Red and Glacier Blue |
| Plastic and Plastic | Metal and Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 403 pixels per inch |
| 420 cd/m2 brightness | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.4 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 730 SM7150-AA 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 | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.59 inches (1/1.7") sensor | 0.5 inches (1/2") 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 | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 12.1 | 11.66 |
| 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 | |
| 6000mAh Li - Polymer Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| 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 Samsung Galaxy M31 is slightly better than Xiaomi Mi 9T, getting an 86.5 score against 82.2. The Samsung Galaxy M31 construction has the same thickness and weight than the Xiaomi Mi 9T. These phones have Android OS (operating system), but Samsung Galaxy M31 has newer 11 version and Xiaomi Mi 9T has Android 10 version.
Samsung Galaxy M31 counts with a little bit better processing power than Xiaomi Mi 9T. Both have 8 cores and 6 GB of RAM memory. Xiaomi Mi 9T and Galaxy M31 count with quite similar displays, and although the Xiaomi Mi 9T has a quite more brightness, they both have the same exact 1080 x 2340 resolution, a better amount of pixels per inch in the display and a same size display.
Samsung Galaxy M31 has a quite bigger storage capacity to store more apps and games than Xiaomi Mi 9T, because although it has only 64 GB internal memory, it also counts with an external SD slot that supports up to 512 GB. The Galaxy M31 features a way better battery performance than Xiaomi Mi 9T, because it has a 6000mAh battery capacity instead of 4000mAh.
The Galaxy M31 features just a bit better camera than Xiaomi Mi 9T, and although they both have a F1.8 aperture, the same 3840x2160 (4K) video resolution and the same 30 frames per second video frame rates, the Galaxy M31 also has a bigger back camera sensor providing a higher image quality and a way more MP camera.
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