Compare phones
| Global Score | |
| 91.8 | 78.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 11 |
| 2021-01-29 | 2021-04-28 |
| 5.97 x 2.80 x 0.31 inches | 6.32 x 2.93 x 0.33 inches |
| 6.03 ounces | 6.31 ounces |
| Gray, Phantom pink, Violet and White | Lake Green, Onyx Gray and Pebble White |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 229.00 |
| Display / Screen | |
| 6.2 inches | 6.4 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | AMOLED |
| 424 pixels per inch | 411 pixels per inch |
| 1300 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.2 | 9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | MediaTek Helio G95 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Arm Cortex-A55 and Arm Cortex-A76, 64-bit, 12 nm (Octa-Core 2050 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Arm Mali-G76 MC4 GPU |
| 9.63 | 9.18 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 7.7 |
| Camera | |
| 12.00 MP + 10.00 MP | 64.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | -- |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 10.78 | 9.68 |
| 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 | Nano SIM, Dual SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 is better than Xiaomi Redmi Note 10S, with a 91.8 score against 78.2. Both phones in this comparison review have the same Android 11 OS. Galaxy S21 is a a little lighter and just a bit thinner phone than Xiaomi Redmi Note 10S, even though they were only released 3 months apart. Galaxy S21 features a bit superior processor than Xiaomi Redmi Note 10S, and although they both have the same number of cores, the Galaxy S21 also has a higher amount of RAM memory.
Samsung Galaxy S21 has a slightly better display than Xiaomi Redmi Note 10S, because although it has a little smaller screen, and they both have the same resolution of 1080 x 2400 pixels, the Samsung Galaxy S21 also counts with a little bit brighter display and a just a little greater screen pixel density.
Galaxy S21 features a much better camera than Xiaomi Redmi Note 10S, although it has a camera in the back with a way worse 12 megapixels resolution, they both have a F1.8 diafragm aperture. The Galaxy S21 has a much better memory to store more games and applications than Xiaomi Redmi Note 10S, because it has 128 GB internal storage capacity.
Xiaomi Redmi Note 10S has improved battery life than Galaxy S21, because it has a 5000mAh battery capacity.
Although Samsung Galaxy S21 is a better device, it is a lot more expensive than Xiaomi Redmi Note 10S, and it doesn't have such a good relation between it's price and quality as Xiaomi Redmi Note 10S. So if you need that extra features, you can buy Samsung Galaxy S21, else you can save some dollars and get the Xiaomi Redmi Note 10S, giving up a couple features and specifications.
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