Compare phones
| Global Score | |
| 88.9 | 76.1 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 10 |
| 2019-09-24 | 2020-06-29 |
| 6.08 x 2.85 x 0.41 inches | 6.61 x 3.02 x 0.32 inches |
| 8.50 ounces | 6.81 ounces |
| Black | Black |
| Titanium | Plastic and Plastic |
| -- | $ 194.00 |
| Display / Screen | |
| 7.9 inches | 6.5 inches |
| 2250 x 2088 pixels | 1600 x 720 pixels |
| OLED | IPS LCD |
| 389 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 7.3 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Mediatek Helio P35 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 3 GB RAM |
| Adreno 640 GPU | PowerVR GE8320 GPU |
| 9.81 | 9.27 |
| Storage | |
| 512 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 17.6 | 9.84 |
| Camera | |
| 108.00 MP | 16.00 MP + 13.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| 0.75 inches (1/1.33") sensor | 0.33 inches (1/3.06") sensor |
| 3840 x 2160 (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.56 | 9.35 |
| 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 |
| 6.7 | 6.7 |
| Battery Life | |
| 4050mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Xiaomi Mi Mix Alpha has a general score of 88.9, which is better than the Samsung Galaxy A21's overall score of 76.1. Both devices in this review work with the same Android 10 operating system. Despite being the best device we compare here, Xiaomi Mi Mix Alpha's body is older, way thicker and somewhat heavier than Samsung Galaxy A21.
The Xiaomi Mi Mix Alpha features a sharper display than Samsung Galaxy A21, because it has a larger display, a way higher 2088 x 2250 pixels resolution and a higher display pixels density. Xiaomi Mi Mix Alpha features a bit better processor than Samsung Galaxy A21, and although they both have the same number of cores, the Xiaomi Mi Mix Alpha also has a greater amount of RAM.
Xiaomi Mi Mix Alpha counts with a superior storage to store more games and applications than Samsung Galaxy A21, because although it has no slot for an external memory card, it also counts with 512 GB internal storage capacity. The Xiaomi Mi Mix Alpha captures much better videos and photos than Galaxy A21, because it has a bigger camera aperture, a lot bigger sensor providing a much better image quality, a lot higher 3840x2160 (4K) video definition and a much better 108 MP resolution camera in the back.
The Xiaomi Mi Mix Alpha has a little better battery duration than Galaxy A21, because it has a 4050mAh battery capacity.
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