Compare phones
| Global Score | |
| 98.1 | 82.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 11 |
| 2021-01-29 | -- |
| 6.50 x 2.98 x 0.35 inches | 6.44 x 2.98 x 0.35 inches |
| 8.04 ounces | 6.88 ounces |
| Phantom black and Silver | -- |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| Scratch-Resistant Glass | -- |
| $ 966.00 | -- |
| Display / Screen | |
| 6.8 inches | 6.6 inches |
| 3200 x 1440 pixels | 2400 x 2080 pixels |
| Dynamic AMOLED | IPS LCD |
| 516 pixels per inch | 481 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 8.5 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | MediaTek Dimensity 810 MT6833 (6 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Cortex-A76, 64-bit (Octa-Core 2400 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Mali-G57 MC2 GPU |
| 9.72 | 9.36 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 108.00 MP + 40.00 MP | 50.00 MP + 16.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | 26.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.25 inches (1/4") sensor |
| 7680 x 4320 (24 fps) video resolution | -- |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 9.35 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 10.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | -- |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy S21 Ultra has a global score of 98.1, which is much better than Xiaomi Redmi Note 11's global score of 82.2. These phones come with the same Android 11 operating system, so you shouldn't perceive any differences regarding that. Samsung Galaxy S21 Ultra is a heavier cellphone than Xiaomi Redmi Note 11, but both are equally thin.
Galaxy S21 Ultra features a little better processing power than Xiaomi Redmi Note 11, and although they both have 8 CPU cores, the Galaxy S21 Ultra also has 6 GB more RAM memory. The Galaxy S21 Ultra features a better screen than Xiaomi Redmi Note 11, because although it has a quite lower 1440 x 3200px resolution, it also counts with a just a little better display density and a little bit bigger screen.
The Galaxy S21 Ultra takes much better photos and videos than Xiaomi Redmi Note 11, and although they both have a same size aperture, the Galaxy S21 Ultra also has a lot better 108 mega-pixels resolution camera in the back and a much bigger sensor. The Xiaomi Redmi Note 11 and Galaxy S21 Ultra feature extremely similar storage capacity for games and applications, both of them have exactly the same 128 GB internal storage.
Xiaomi Redmi Note 11's battery life is just as good as the Galaxy S21 Ultra one.
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