Compare phones
| Global Score | |
| 82.2 | 98.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11 |
| -- | 2021-01-29 |
| 6.44 x 2.98 x 0.35 inches | 6.50 x 2.98 x 0.35 inches |
| 6.88 ounces | 8.04 ounces |
| -- | Phantom black and Silver |
| -- | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6.6 inches | 6.8 inches |
| 2400 x 2080 pixels | 3200 x 1440 pixels |
| IPS LCD | Dynamic AMOLED |
| 481 pixels per inch | 516 pixels per inch |
| -- | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.5 | 9.8 |
| 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 | 12 GB RAM |
| Mali-G57 MC2 GPU | Adreno 660 GPU |
| 9.36 | 9.72 |
| 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 | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.25 inches (1/4") sensor | 0.75 inches (1/1.33") sensor |
| -- | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.35 | 13.75 |
| 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 | 5000mAh Li - Polymer 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, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 Ultra is better than Xiaomi Redmi Note 11, having a 98.1 score against 82.2. Both of these phones include the same Android 11 OS (operating system). Galaxy S21 Ultra is a heavier phone than the Xiaomi Redmi Note 11, but they are 0.35inches thick. The Galaxy S21 Ultra counts with a bit better performance than Xiaomi Redmi Note 11, and although they both have the same number of cores, the Galaxy S21 Ultra also has 6 GB more RAM memory.
The Galaxy S21 Ultra has a better display than Xiaomi Redmi Note 11, because although it has a bit worse 1440 x 3200px resolution, it also counts with a little higher display pixels density and a little bigger display. The Samsung Galaxy S21 Ultra has a lot better camera than Xiaomi Redmi Note 11, and although they both have a same size camera aperture, the Samsung Galaxy S21 Ultra also has a way bigger sensor providing a lot better image quality and a camera with a lot higher resolution.
The Xiaomi Redmi Note 11 and the Samsung Galaxy S21 Ultra count with very similar storage to install applications and games or saving photos and videos, both of them have exactly the same 128 GB internal storage capacity. The Galaxy S21 Ultra's battery performance is just as good as Xiaomi Redmi Note 11's battery performance.
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