Compare phones
| Global Score | |
| 83.2 | 98.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 14 | Android 11 |
| 2024-07-19 | 2021-01-29 |
| 6.59 x 2.91 x 0.30 inches | 6.50 x 2.98 x 0.35 inches |
| 6.70 ounces | 8.04 ounces |
| Black, Purple and White | Phantom black and Silver |
| Aluminum and Glass | Aluminum and Glass (Corning Gorilla Glass Victus) |
| -- | Scratch-Resistant Glass |
| -- | $ 966.00 |
| Display / Screen | |
| 6.9 inches | 6.8 inches |
| 2912 x 1224 pixels | 3200 x 1440 pixels |
| AMOLED | Dynamic AMOLED |
| 458 pixels per inch | 516 pixels per inch |
| 3000 cd/m2 brightness | 1500 cd/m2 brightness |
| No touch screen | No touch screen |
| 10.1 | 9.8 |
| Performance | |
| Qualcomm Snapdragon 8 Gen 3 SM8650-AB (4 nm) chipset | Qualcomm Snapdragon 888 chipset |
| processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 12 GB RAM | 12 GB RAM |
| Adreno 750 GPU | Adreno 660 GPU |
| 6.21 | 9.72 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 13.3 | 10.1 |
| Camera | |
| 50.00 MP + 32.00 MP | 108.00 MP + 40.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 23.00mm focal length | 24.00mm focal length |
| -- | 0.75 inches (1/1.33") sensor |
| 7680 x 4320 (24 fps) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.88 | 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 | Nano SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 4780mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.56 | 6.8 |
| Other Features | |
| Bluetooth 5.4 | Bluetooth 5.1 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| 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 Galaxy S21 Ultra is better than the Xiaomi Mix Flip, having a general score of 98.1 against 83.2. Both devices in this review have Android OS, but the Galaxy S21 Ultra has older 11 version while Xiaomi Mix Flip has Android 14. Even being the best in this comparison, it must be told that it's also a incredibly older, somewhat heavier and somewhat thicker device.
Xiaomi Mix Flip counts with a slightly better looking display than Samsung Galaxy S21 Ultra, because although it has a just a bit less pixels per inch in the display and a bit worse 1224 x 2912 resolution, it also counts with a quite larger display and much more brightness. The Xiaomi Mix Flip has a lot bigger storage for apps and games than Galaxy S21 Ultra, because it has 256 GB internal memory.
The Samsung Galaxy S21 Ultra features a very superior processing unit than Xiaomi Mix Flip. They have 12 GB of RAM memory and 8 CPU cores. Galaxy S21 Ultra counts with just a little better battery life than Xiaomi Mix Flip, because it has a 5000mAh battery capacity instead of 4780mAh. The Samsung Galaxy S21 Ultra shoots much clearer photographs and videos than Xiaomi Mix Flip, because although it has a smaller camera aperture which is not recommended for taking pictures in low light situations, and they both have the same 24 frames per second video frame rate and the same 7680x4320 video resolution, the Samsung Galaxy S21 Ultra also counts with a much more megapixels camera.
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