Compare phones
| Global Score | |
| 82.2 | 84.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11, 10 |
| -- | 2020-03-23 |
| 6.44 x 2.98 x 0.35 inches | 6.26 x 2.96 x 0.35 inches |
| 6.88 ounces | 6.63 ounces |
| -- | Midnight blue and Raven black |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.6 inches | 6.4 inches |
| 2400 x 2080 pixels | 2340 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 481 pixels per inch | 403 pixels per inch |
| -- | 420 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.5 | 8.4 |
| Performance | |
| MediaTek Dimensity 810 MT6833 (6 nm) chipset | Exynos 9611 chipset |
| Cortex-A76, 64-bit (Octa-Core 2400 MHz) processor | Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G57 MC2 GPU | Mali-G72 MP3 GPU |
| 9.36 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 50.00 MP + 16.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.25 inches (1/4") sensor | 0.5 inches (1/2") sensor |
| -- | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.35 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 10.6 | 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 |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy M21 is a bit better than Xiaomi Redmi Note 11, having an 84.1 score against 82.2. The Samsung Galaxy M21 is a a little lighter cellphone than Xiaomi Redmi Note 11, but both of them are equally thin. These phones have the same Android 11 OS. The Xiaomi Redmi Note 11 counts with a slightly better display than Samsung Galaxy M21, because it has a quite bigger screen, a just a little higher screen density and a better 2080 x 2400 pixels resolution.
Samsung Galaxy M21 counts with a bigger storage capacity for apps and games than Xiaomi Redmi Note 11, because although it has just 64 GB internal storage, it also counts with an external SD slot that holds a maximum of 512 GB. The Xiaomi Redmi Note 11 counts with a bit better hardware performance than Galaxy M21, and although they both have 8 processing cores, the Xiaomi Redmi Note 11 also has a larger amount of RAM.
Samsung Galaxy M21 takes way better pictures and videos than Xiaomi Redmi Note 11, because although it has a worse resolution back-facing camera and a tinier camera aperture, it also counts with a much bigger sensor capturing lot higher quality photographs and videos. The Galaxy M21 has better battery life than Xiaomi Redmi Note 11, because it has 6000mAh of battery capacity.
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