Compare phones
| Global Score | |
| 98.1 | 83.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | -- |
| 2021-01-29 | 2018-04-03 |
| 6.50 x 2.98 x 0.35 inches | 5.94 x 2.95 x 0.32 inches |
| 8.04 ounces | 6.67 ounces |
| Phantom black and Silver | Black and White |
| Aluminum and Glass (Corning Gorilla Glass Victus) | Aluminum and Ceramic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 966.00 | $ 639.00 |
| Display / Screen | |
| 6.8 inches | 6 inches |
| 3200 x 1440 pixels | 2160 x 1080 pixels |
| Dynamic AMOLED | IPS LCD |
| 516 pixels per inch | 402 pixels per inch |
| 1500 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 12 GB RAM | 8 GB RAM |
| Adreno 660 GPU | Adreno 630 GPU |
| 9.72 | 9.63 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 13.3 |
| Camera | |
| 108.00 MP + 40.00 MP | 12.00 MP + 5.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 24.00mm focal length | -- |
| 0.75 inches (1/1.33") sensor | 0.39 inches (1/2.55") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 13.75 | 9.79 |
| 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 | 3400mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 6.8 | 5.36 |
| Other Features | |
| Bluetooth 5.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy S21 Ultra is much better than Xiaomi Mi Mix 2s, with a 98.1 score against 83.8. Samsung Galaxy S21 Ultra's design is noticeably newer than Xiaomi Mi Mix 2s's, although it is somewhat heavier and a little bit thicker. Samsung Galaxy S21 Ultra has a much better looking display than Xiaomi Mi Mix 2s, because it has a better display density, a quite larger screen and a better resolution of 1440 x 3200px.
Samsung Galaxy S21 Ultra counts with a little bit better performance than Xiaomi Mi Mix 2s, and although they both have a Octa-Core processor, the Samsung Galaxy S21 Ultra also has 4 GB more RAM memory. The Samsung Galaxy S21 Ultra takes much clearer photographs and videos than Xiaomi Mi Mix 2s, and although they both have a same size aperture, the Samsung Galaxy S21 Ultra also has a lot better video resolution, a much bigger back-facing camera sensor shooting much higher quality photos and a lot better 108 megapixels resolution back-facing camera.
The Xiaomi Mi Mix 2s has a very superior memory for apps and games than Galaxy S21 Ultra, because it has 256 GB internal storage capacity. The Samsung Galaxy S21 Ultra features a superior battery performance than Xiaomi Mi Mix 2s, because it has a 47% more battery size.
The Samsung Galaxy S21 Ultra is way more expensive than Xiaomi Mi Mix 2s, but you can get a better phone for that extra dollars.
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