Compare phones
| Global Score | |
| 81.3 | 82.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 10, 9.0 Pie |
| 2020-04-27 | 2019-06-17 |
| 6.27 x 2.88 x 0.34 inches | 6.17 x 2.93 x 0.35 inches |
| 6.53 ounces | 6.74 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush red and Prism Crush white | Carbon Black, Flame Red and Glacier Blue |
| Plastic | Metal and Metal |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 411 pixels per inch | 403 pixels per inch |
| -- | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| MediaTek Helio P65 MT6768 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Arm Cortex-A75 and Arm Cortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G52 MC2 GPU | Adreno 618 GPU |
| 9.09 | 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 | |
| 48.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 10.89 | 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 | |
| 5000mAh Li - Polymer Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 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 |
Comparison review
Xiaomi Mi 9T has a general score of 82.2, which is just a bit better than the Galaxy A31's general score of 81.3. These devices use the same Android 10 OS (Operating System). Even being the best we are comparing, Xiaomi Mi 9T is an older, just a little heavier and a little thicker phone than the Galaxy A31.
The Xiaomi Mi 9T features a little bit better hardware performance than Samsung Galaxy A31, and although they both have a Octa-Core CPU, the Xiaomi Mi 9T also has more RAM memory. Xiaomi Mi 9T has a little more vivid screen than Galaxy A31, although it has a quite lower 1080 x 2340 resolution and a bit less pixels per inch of display, they both have a screen of the same size.
Galaxy A31 features a greater memory for apps and games than Xiaomi Mi 9T, because although it has just 64 GB internal memory capacity, it also counts with a slot for SD memory cards that allows up to 512 GB. Samsung Galaxy A31 has longer battery performance than Xiaomi Mi 9T, because it has a 5000mAh battery size.
The Xiaomi Mi 9T takes clearer photographs and videos than Galaxy A31, and although they both have the same camera sensor size and a 48 megapixels resolution back facing camera, the Xiaomi Mi 9T also has a larger camera aperture to capture better low light images and a much better 3840x2160 video quality.
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