Compare phones
| Global Score | |
| 86.5 | 83 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10 |
| 2020-03-05 | 2021-01-18 |
| 6.27 x 2.96 x 0.35 inches | 6.37 x 3.04 x 0.36 inches |
| 6.74 ounces | 7.02 ounces |
| Black, Blue and Red | Daybreak purple and Nightfall black |
| Plastic and Plastic | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 403 pixels per inch | 396 pixels per inch |
| 420 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Exynos 9611 chipset | MediaTek Dimensity 800U chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A76 and ARM Cortex-A55, 64-bit, 7 nm (Octa-Core 2400 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Mali-G57 MC3 GPU |
| 9.36 | 9.36 |
| Storage | |
| 64 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 11.74 | 11.74 |
| Camera | |
| 64.00 MP + 32.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 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 (120 fps) (Full HD) slow motion video |
| 12.1 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 6000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1 |
| 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
The Galaxy M31 is a little bit better than Xiaomi Redmi Note 9T, having a overall score of 86.5 against 83. The Galaxy M31 is an older cellphone than Xiaomi Redmi Note 9T, but it's just a little bit thinner and just a bit lighter anyway. These phones have Android OS (operating system), but the Galaxy M31 has a newer 11 version while Xiaomi Redmi Note 9T has Android 10 version, so it counts with a couple nice extra features and improved performance.
Galaxy M31 counts with a little bit better looking display than Xiaomi Redmi Note 9T, because although it has a little smaller display, and they both have the same exact 1080 x 2340 pixels resolution, the Galaxy M31 also counts with a quite higher pixel count per inch in the display. Xiaomi Redmi Note 9T's storage capacity to store more games and applications is very similar to the Samsung Galaxy M31 one, both have a SD card slot that holds up to 512 GB and exactly the same 64 GB internal storage.
The Galaxy M31 and the Xiaomi Redmi Note 9T both feature quite similar processors, and although the Xiaomi Redmi Note 9T has 2 GB less RAM memory, they both have a Octa-Core CPU. The Galaxy M31 takes slightly better photos and videos than Xiaomi Redmi Note 9T, and although they both have the same aperture, the same 30 frames per second video frame rates and the same 3840x2160 (4K) video definition, the Galaxy M31 also has a camera in the back with way more MP and a larger sensor taking better quality photographs and videos.
The Galaxy M31 features greater battery life than Xiaomi Redmi Note 9T, because it has 6000mAh of battery capacity instead of 5000mAh.
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