Compare phones
| Global Score | |
| 82.2 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11 |
| -- | 2021-01-29 |
| 6.44 x 2.98 x 0.35 inches | 5.97 x 2.80 x 0.31 inches |
| 6.88 ounces | 6.03 ounces |
| -- | Gray, Phantom pink, Violet and White |
| -- | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.6 inches | 6.2 inches |
| 2400 x 2080 pixels | 2400 x 1080 pixels |
| IPS LCD | Dynamic AMOLED |
| 481 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.5 | 9.2 |
| Performance | |
| MediaTek Dimensity 810 MT6833 (6 nm) chipset | Qualcomm Snapdragon 888 chipset |
| Cortex-A76, 64-bit (Octa-Core 2400 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Mali-G57 MC2 GPU | Adreno 660 GPU |
| 9.36 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 50.00 MP + 16.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.25 inches (1/4") sensor | 0.57 inches (1/1.76") sensor |
| -- | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.35 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 5000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy S21 is much better than the Xiaomi Redmi Note 11, getting a general score of 91.8 against 82.2. Both devices we are comparing include the same Android 11 OS (operating system), so both of them should provide the user all the same OS features. Galaxy S21's construction is lighter and thinner than Xiaomi Redmi Note 11.
Galaxy S21 has a bit more vivid screen than Xiaomi Redmi Note 11, although it has a way lower 1080 x 2400 resolution, a little smaller display and a little bit worse pixel count in each inch of display. The Galaxy S21 has a bit faster processing unit than Xiaomi Redmi Note 11, and although they both have 8 processing cores, the Galaxy S21 also has a larger amount of RAM.
The Galaxy S21 has as much storage to store more apps and games as the Xiaomi Redmi Note 11 one, they have the same 128 GB internal memory. Xiaomi Redmi Note 11 counts with improved battery lifetime than Samsung Galaxy S21, because it has a 25% bigger battery size. The Galaxy S21 shoots much clearer videos and photos than Xiaomi Redmi Note 11, because although it has a way worse resolution camera, and they both have the same diafragm aperture, the Galaxy S21 also counts with a lot larger back camera sensor which offers a lot higher image and video quality.
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