Compare phones
| Global Score | |
| 88.9 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10 | Android 10 |
| 2019-09-24 | 2020-09-11 |
| 6.08 x 2.85 x 0.41 inches | 6.45 x 3.00 x 0.37 inches |
| 8.50 ounces | 7.51 ounces |
| Black | Black and White |
| Titanium | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 7.9 inches | 6.7 inches |
| 2250 x 2088 pixels | 2340 x 1080 pixels |
| OLED | Super AMOLED Plus |
| 389 pixels per inch | 385 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 8 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 12 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Adreno 618 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 | 64.00 MP + 32.00 MP |
| f/1.70 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.75 inches (1/1.33") sensor | 0.57 inches (1/1.76") sensor |
| 3840 x 2160 (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 10.56 | 11.88 |
| 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 | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6 | 8.32 |
| 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 global score of 88.9, which is a bit better than the Samsung Galaxy M51's global score of 87.7. Both devices in our current comparison work with the same Android 10 OS (operating system), so they should offer identical OS features. Although the Xiaomi Mi Mix Alpha is a better device than Samsung Galaxy M51, we must highlight that it's also an older, just a little bit thicker and somewhat heavier device.
Xiaomi Mi Mix Alpha has a little bit better performance than Galaxy M51, and although they both have 8 cores, the Xiaomi Mi Mix Alpha also has 6 GB more RAM. The Xiaomi Mi Mix Alpha counts with a little bit better looking display than Galaxy M51, because it has a better resolution of 2088 x 2250px, a little higher pixels density and a larger display.
The Xiaomi Mi Mix Alpha has a much better storage capacity for games and applications than Galaxy M51, because although it has no external memory slot, it also counts with 512 GB internal storage capacity. The Samsung Galaxy M51 has a really longer battery life than Xiaomi Mi Mix Alpha, because it has a 73% larger battery capacity.
Samsung Galaxy M51 counts with a better camera than Xiaomi Mi Mix Alpha, although it has a worse (4K) video resolution, a smaller camera aperture which is not recommended for capturing pictures and/or video in low-light environments, a way smaller back-facing camera sensor taking way worse quality photos and videos and a camera with a way lower resolution.
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