Compare phones
| Global Score | |
| 78.3 | 98.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11 |
| 2021-04-20 | 2021-01-29 |
| 6.32 x 2.93 x 0.33 inches | 6.50 x 2.98 x 0.35 inches |
| 6.31 ounces | 8.04 ounces |
| Lake Green, Onyx Gray and Pebble White | Phantom black and Silver |
| -- | Aluminum and Glass (Corning Gorilla Glass Victus) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 199.00 | $ 966.00 |
| Display / Screen | |
| 6.4 inches | 6.8 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 411 pixels per inch | 516 pixels per inch |
| 1100 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 9 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 678 chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 460, 64-bit, 11 nm (Octa-Core 2200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 12 GB RAM |
| Adreno 612 GPU | Adreno 660 GPU |
| 9.18 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 108.00 MP + 40.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.75 inches (1/1.33") sensor |
| -- | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 9.9 | 13.75 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 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 5.0 | Bluetooth 5.1 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy S21 Ultra has a score of 98.1, which is a lot better than the Xiaomi Redmi Note 10's 78.3 general score. Both phones in this comparison review work with the same Android 11 operating system. Samsung Galaxy S21 Ultra's design is noticeably heavier and just a little thicker than Xiaomi Redmi Note 10.
Samsung Galaxy S21 Ultra counts with a bit more powerful processor than Xiaomi Redmi Note 10, and although they both have the same number of cores, the Samsung Galaxy S21 Ultra also has a higher amount of RAM memory. Galaxy S21 Ultra counts with a little bit better looking screen than Xiaomi Redmi Note 10, because it has more display brightness, a higher resolution of 1440 x 3200, a little bit larger screen and more pixels per inch in the screen.
Samsung Galaxy S21 Ultra has a way better camera than Xiaomi Redmi Note 10, and although they both have a F1.8 aperture, the Samsung Galaxy S21 Ultra also has a much bigger camera sensor taking more light and vivid colors and a lot more mega-pixels camera. Xiaomi Redmi Note 10 counts with more storage for apps and games than Galaxy S21 Ultra, because although it has 0 less internal memory, it also counts with a SD extension slot that admits up to 512 GB.
The Samsung Galaxy S21 Ultra's battery life is just as good as the battery performance in Xiaomi Redmi Note 10.
Although Galaxy S21 Ultra is a better device, it is a lot more expensive than the Xiaomi Redmi Note 10, and it doesn't have such a good price and quality relation as the Xiaomi Redmi Note 10. If you want to save some money, you can buy the Xiaomi Redmi Note 10, and give up a couple features and specs, but you'll get the most out of your money.
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