Compare phones
| Global Score | |
| 77.7 | 88.9 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 10 |
| 2020-06-19 | 2019-09-24 |
| 6.44 x 2.96 x 0.35 inches | 6.08 x 2.85 x 0.41 inches |
| 6.77 ounces | 8.50 ounces |
| Black, Blue, Red and White | Black |
| -- | Titanium |
| Display / Screen | |
| 6.5 inches | 7.9 inches |
| 1600 x 720 pixels | 2250 x 2088 pixels |
| TFT | OLED |
| 270 pixels per inch | 389 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.2 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| Mali-G76 GPU | Adreno 640 GPU |
| 9.09 | 9.81 |
| Storage | |
| 32 GB internal memory | 512 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 17.6 |
| Camera | |
| 48.00 MP + 13.00 MP | 108.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.75 inches (1/1.33") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (4K) video resolution |
| 10.78 | 10.56 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4050mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 6 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Mi Mix Alpha has a general score of 88.9, which is much better than the Galaxy A21s's 77.7 global score. Both of these phones include the same Android 10 OS. The Xiaomi Mi Mix Alpha is a somewhat thicker and incredibly heavier device than Galaxy A21s. The Xiaomi Mi Mix Alpha has just a bit better performance than Samsung Galaxy A21s, and although they both have a Octa-Core processing unit, the Xiaomi Mi Mix Alpha also has 9 GB more RAM.
The Xiaomi Mi Mix Alpha has a more vivid display than Galaxy A21s, because it has a larger screen, a much better 2088 x 2250 resolution and a better display pixels density. Xiaomi Mi Mix Alpha has a superior storage capacity for apps and games than Galaxy A21s, because although it has no SD memory slot, it also counts with 480 GB more internal memory.
Samsung Galaxy A21s has better battery performance than Xiaomi Mi Mix Alpha, because it has a 23 percent bigger battery size. Samsung Galaxy A21s takes slightly better photographs and videos than Xiaomi Mi Mix Alpha, although it has a lot lower 1920x1080 video resolution, a much smaller back camera sensor taking lot lower quality photographs, a lot worse resolution back camera and a smaller camera aperture which is not recommended for low-light images and video.
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