Compare phones
| Global Score | |
| 83.8 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2018-04-03 | 2020-04-29 |
| 5.94 x 2.95 x 0.32 inches | 6.26 x 2.90 x 0.34 inches |
| 6.67 ounces | 6.60 ounces |
| Black and White | Prism cube black |
| Aluminum and Ceramic | Aluminum and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 639.00 | $ 339.00 |
| Display / Screen | |
| 6 inches | 6.5 inches |
| 2160 x 1080 pixels | 2400 x 1080 pixels |
| IPS LCD | Super AMOLED |
| 402 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 845 SDM845 chipset | Samsung Exynos 980 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 630 GPU | Mali-G76 MP5 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 13.3 | 15.38 |
| Camera | |
| 12.00 MP + 5.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 3400mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.36 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Samsung Galaxy A51 5G is a bit better than Xiaomi Mi Mix 2s, with a 90.8 score against 83.8. Even though Samsung Galaxy A51 5G is a little thicker than the Xiaomi Mi Mix 2s, it's just a little bit lighter and a lot newer. Xiaomi Mi Mix 2s and Samsung Galaxy A51 5G both feature quite similar displays, although the Samsung Galaxy A51 5G also has a little larger display, a quite better pixels density and a bit higher 1080 x 2400 resolution.
The Xiaomi Mi Mix 2s has a little bit better hardware performance than Galaxy A51 5G, and although they both have 8 cores, the Xiaomi Mi Mix 2s also has 2 GB more RAM. The Galaxy A51 5G has more memory for applications and games than Xiaomi Mi Mix 2s, because although it has less internal storage capacity, it also counts with a SD memory card expansion slot that supports up to 1000 GB.
Samsung Galaxy A51 5G takes much clearer photos and videos than Xiaomi Mi Mix 2s, because although it has a smaller camera aperture which is not favorable for low-light captures and videos, and they both have the same video resolution and the same video frame rate, the Samsung Galaxy A51 5G also counts with a way higher resolution camera and a lot larger sensor capturing much higher quality photographs.
The Samsung Galaxy A51 5G features longer battery lifetime than Xiaomi Mi Mix 2s, because it has a 4500mAh battery size.
The Galaxy A51 5G not only is the best devices of the ones in this comparison, but it's also by far the cheapest one, which makes it very easy to pick between these devices.
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