Compare phones
| Global Score | |
| 83 | 86.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11, 10 |
| 2021-01-18 | 2020-03-05 |
| 6.37 x 3.04 x 0.36 inches | 6.27 x 2.96 x 0.35 inches |
| 7.02 ounces | 6.74 ounces |
| Daybreak purple and Nightfall black | Black, Blue and Red |
| Plastic | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 396 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.4 |
| Performance | |
| MediaTek Dimensity 800U chipset | Exynos 9611 chipset |
| ARM Cortex-A76 and ARM Cortex-A55, 64-bit, 7 nm (Octa-Core 2400 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G57 MC3 GPU | Mali-G72 MP3 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 | |
| 48.00 MP + 13.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 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 (120 fps) (Full HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 11.55 | 12.1 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, 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 |
| 10.7 | 6.7 |
| Battery Life | |
| 5000mAh Battery | 6000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 7.52 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| 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
Galaxy M31 has a general score of 86.5, which is a bit better than Xiaomi Redmi Note 9T's 83 score. Both of these devices come with Android operating system, but the Galaxy M31 has 11 version and Xiaomi Redmi Note 9T has Android 10. Galaxy M31 is an older phone than Xiaomi Redmi Note 9T, but it is a little bit lighter and a bit thinner anyway.
The Galaxy M31 features a bit more vivid display than Xiaomi Redmi Note 9T, because although it has a quite smaller screen, and they both have an equal resolution of 1080 x 2340, the Galaxy M31 also counts with a just a little more pixels per inch of screen. Galaxy M31 and Xiaomi Redmi Note 9T count with incredibly similar processors, and although the Galaxy M31 has more RAM memory, they both have 8 CPU cores.
Samsung Galaxy M31 has just a bit better camera than Xiaomi Redmi Note 9T, and although they both have the same (4K) video definition, a same size aperture and the same video frame rates, the Samsung Galaxy M31 also has a larger back-facing camera sensor taking higher quality videos and photographs and a back-facing camera with way more mega pixels.
Galaxy M31's memory capacity for apps and games is very similar to Xiaomi Redmi Note 9T's one, they have equal 64 GB internal memory capacity and an external memory card slot that holds up to 512 GB. The Galaxy M31 features greater battery life than Xiaomi Redmi Note 9T, because it has a 20 percent larger battery size.
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