Compare phones
| Global Score | |
| 88 | 76.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 10 |
| 2020-08-06 | 2020-05-20 |
| 6.27 x 2.93 x 0.37 inches | 6.39 x 3.04 x 0.35 inches |
| 7.16 ounces | 7.02 ounces |
| Mirage black and Mirage blue | Forest green, Midnight gray and Polar white |
| -- | Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 283.00 |
| Display / Screen | |
| 6.5 inches | 6.5 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 396 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 9611 chipset | MediaTek Helio G85 chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Arm Cortex-A75 and ArmCortex-A55, 64-bit, 12 nm (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Mali-G72 MP3 GPU | Mali G52 MC2 GPU |
| 9.36 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 128 GB) external memory slot |
| 14.14 | 10.02 |
| 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 | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (120 fps) (HD) slow motion video |
| 12.1 | 11 |
| 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 Battery | 5020mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | 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
The Galaxy M31s has a global score of 88, which is much better than Xiaomi Redmi Note 9's 76.6 general score. Even being the best phone in our current comparison, Galaxy M31s is a just a little thicker and a little bit heavier phone than the Xiaomi Redmi Note 9. Both of these phones have Android OS (operating system), but the Galaxy M31s has a more recent 11 version while Xiaomi Redmi Note 9 has Android 10 version, counting with lots of additional features.
The Samsung Galaxy M31s features a bit better processing unit than Xiaomi Redmi Note 9, and although they both have a Octa-Core CPU, the Samsung Galaxy M31s also has 3 GB more RAM. Samsung Galaxy M31s counts with just a bit better looking display than Xiaomi Redmi Note 9, and although they both have a same size screen, the Samsung Galaxy M31s also has a little bit higher pixel density and a slightly better resolution of 1080 x 2400.
Galaxy M31s features a superior storage capacity for games and applications than Xiaomi Redmi Note 9, because it has a SD memory card expansion slot that supports up to 512 GB and 128 GB internal storage capacity. The Galaxy M31s has a much better camera than Xiaomi Redmi Note 9, and although they both have a same size camera aperture, the Galaxy M31s also has a bigger sensor shooting better quality pictures and videos, a camera with a lot higher resolution and a much higher (4K) video resolution.
The Galaxy M31s has better battery duration than Xiaomi Redmi Note 9, because it has a 6000mAh battery size.
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