Compare phones
| Global Score | |
| 91.8 | 76.2 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11 | Android 6.0 Marshmallow |
| 2021-01-29 | 2016-11-04 |
| 5.97 x 2.80 x 0.31 inches | 6.25 x 3.22 x 0.31 inches |
| 6.03 ounces | 7.37 ounces |
| Gray, Phantom pink, Violet and White | Black and White |
| Aluminum and Plastic | Ceramic |
| Scratch-Resistant Glass | -- |
| $ 722.00 | $ 590.00 |
| Display / Screen | |
| 6.2 inches | 6.4 inches |
| 2400 x 1080 pixels | 2040 x 1080 pixels |
| Dynamic AMOLED | IPS LCD |
| 424 pixels per inch | 361 pixels per inch |
| 1300 cd/m2 brightness | 500 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.2 | 8.3 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 821 MSM8996 Pro chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo, 64-bit (Quad-Core 2340 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 530 GPU |
| 9.63 | 9 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 12.00 MP + 10.00 MP | 16.00 MP + 5.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | 0.33 inches (1/3.06") 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 | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.78 | 9.79 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4400mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 6.24 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| 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
Galaxy S21 has an overall score of 91.8, which is way better than Xiaomi Mi MIX's general score of 76.2. The Galaxy S21 is a somewhat lighter device than the Xiaomi Mi MIX, but both of them are equally thin. These phones come with Android OS (Operating System), but the Galaxy S21 has older 11 version while Xiaomi Mi MIX has Android 6.0 Marshmallow.
The Galaxy S21 counts with a sharper display than Xiaomi Mi MIX, because although it has a little smaller screen, it also counts with a way brighter display, a little bit higher 1080 x 2400 pixels resolution and a bit more pixels per display inch. The Xiaomi Mi MIX's storage to store more games and applications is just as good as Samsung Galaxy S21's one, both have equal 128 GB internal memory capacity.
The Samsung Galaxy S21 features a bit better hardware performance than Xiaomi Mi MIX, because it has 4 GB more RAM memory and a larger number of cores (and also faster). The Samsung Galaxy S21 features a superior camera than Xiaomi Mi MIX, because although it has a back-facing camera with a lot lower resolution, it also counts with a way larger back-facing camera sensor taking much higher quality photographs and videos, a lot higher video quality and a larger diafragm aperture to capture better low light photography.
Xiaomi Mi MIX features a little better battery performance than Galaxy S21, because it has 4400mAh of battery capacity.
Galaxy S21 costs more money than the Xiaomi Mi MIX, but it's still a good choice, because you can get a lot more features for that extra money.
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