Compare phones
| Global Score | |
| 88.9 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 11, 10 |
| 2019-09-24 | 2019-12-27 |
| 6.08 x 2.85 x 0.41 inches | 6.24 x 2.90 x 0.31 inches |
| 8.50 ounces | 6.07 ounces |
| Black | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Titanium | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 7.9 inches | 6.5 inches |
| 2250 x 2088 pixels | 2400 x 1080 pixels |
| OLED | Super AMOLED |
| 389 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Samsung Exynos 9611 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 12 GB RAM | 4 GB RAM |
| Adreno 640 GPU | Mali-G72 MP3 GPU |
| 9.81 | 9.27 |
| Storage | |
| 512 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 17.6 | 14.14 |
| Camera | |
| 108.00 MP | 48.00 MP + 32.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.56 | 11.55 |
| 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 | |
| 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 just a bit better than the Samsung Galaxy A51's global score of 85.5. Both of these devices use Android OS, but Xiaomi Mi Mix Alpha has 10 version and Samsung Galaxy A51 has Android 11 version. Despite being the best cellphone in our current comparison, Xiaomi Mi Mix Alpha's design is way thicker and way heavier than Samsung Galaxy A51.
The Xiaomi Mi Mix Alpha has a little bit better screen than Galaxy A51, because although it has a bit lower pixel density, it also counts with a bigger screen and a higher resolution of 2088 x 2250px. The Xiaomi Mi Mix Alpha features a way bigger memory to install applications and games than Samsung Galaxy A51, because although it has no slot for an SD memory card, it also counts with 384 GB more internal storage.
The Xiaomi Mi Mix Alpha counts with just a little better performance than Galaxy A51, and although they both have the same number of cores, the Xiaomi Mi Mix Alpha also has a higher amount of RAM memory. Xiaomi Mi Mix Alpha features just a little bit longer battery performance than Samsung Galaxy A51, because it has a 4050mAh battery capacity.
The Samsung Galaxy A51 has a slightly better camera than Xiaomi Mi Mix Alpha, although it has a lot less megapixels back facing camera, a worse video quality, a smaller aperture and a lot tinier sensor.
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