Compare phones
| Global Score | |
| 98.1 | 78.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 11 |
| 2021-01-29 | 2021-04-28 |
| 6.50 x 2.98 x 0.35 inches | 6.32 x 2.93 x 0.33 inches |
| 8.04 ounces | 6.31 ounces |
| Phantom black and Silver | Lake Green, Onyx Gray and Pebble White |
| Aluminum and Glass (Corning Gorilla Glass Victus) | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | $ 229.00 |
| Display / Screen | |
| 6.8 inches | 6.4 inches |
| 3200 x 1440 pixels | 2400 x 1080 pixels |
| Dynamic AMOLED | AMOLED |
| 516 pixels per inch | 411 pixels per inch |
| 1500 cd/m2 brightness | 1100 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.8 | 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 |
| 12 GB RAM | 6 GB RAM |
| Adreno 660 GPU | Arm Mali-G76 MC4 GPU |
| 9.72 | 9.18 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 7.7 |
| Camera | |
| 108.00 MP + 40.00 MP | 64.00 MP + 13.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | -- |
| 7680 x 4320 (24 fps) video resolution | -- |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 13.75 | 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 | |
| 5000mAh Li - Polymer Battery | 5000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 6.8 | 6.8 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| 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
The Samsung Galaxy S21 Ultra is a lot better than Xiaomi Redmi Note 10S, having a overall score of 98.1 against 78.2. Despite being the best in this comparison, the Samsung Galaxy S21 Ultra construction is a little bit thicker and notably heavier than Xiaomi Redmi Note 10S. Both of these phones come with the same Android 11 OS (Operating System).
Galaxy S21 Ultra features a bit better looking display than Xiaomi Redmi Note 10S, because it has a greater number of pixels per inch of screen, a better resolution of 1440 x 3200 pixels, a quite larger screen and more screen brightness. Galaxy S21 Ultra features a little better performance than Xiaomi Redmi Note 10S, and although they both have a Octa-Core CPU, the Galaxy S21 Ultra also has more RAM memory.
Galaxy S21 Ultra counts with a way bigger memory to install applications and games or saving photos and videos than Xiaomi Redmi Note 10S, because it has 128 GB internal storage capacity. The Samsung Galaxy S21 Ultra captures much better photographs and videos than Xiaomi Redmi Note 10S, and although they both have a same size diafragm aperture, the Samsung Galaxy S21 Ultra also has a lot more MP camera in the back.
Xiaomi Redmi Note 10S and Galaxy S21 Ultra count with extremely similar batteries performance.
Although Samsung Galaxy S21 Ultra is a better device, it costs a lot more money than the 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 want that extra specs, you can buy Samsung Galaxy S21 Ultra, otherwise you can save some dollars and buy the Xiaomi Redmi Note 10S, resigning some specs and features.
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