Compare phones
| Global Score | |
| 90.8 | 83.8 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | -- |
| 2020-04-29 | 2018-11-01 |
| 6.26 x 2.90 x 0.34 inches | 6.22 x 2.94 x 0.33 inches |
| 6.60 ounces | 7.69 ounces |
| Prism cube black | Black, Blue and Green |
| Aluminum and Plastic | Aluminum and Ceramic |
| Scratch-Resistant Glass | -- |
| $ 339.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 403 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 8.6 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Mali-G76 MP5 GPU | Adreno 630 GPU |
| 9.27 | 9.63 |
| Storage | |
| 128 GB internal memory | 256 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | No SD card slot |
| 15.38 | 13.3 |
| Camera | |
| 48.00 MP + 32.00 MP | 12.20 MP + 24.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.55 | 10.34 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.3 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3200mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.2 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | 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
Samsung Galaxy A51 5G is slightly better than the Xiaomi Mi Mix 3, with a general score of 90.8 against 83.8. Samsung Galaxy A51 5G's construction is newer and somewhat lighter than the Xiaomi Mi Mix 3's, but it's also just a bit thicker. Xiaomi Mi Mix 3 has a bit better display than Samsung Galaxy A51 5G, although it has a quite smaller display, a little lower resolution of 1080 x 2340 pixels and a little lower display density.
The Xiaomi Mi Mix 3 counts with a bit more powerful processor than Samsung Galaxy A51 5G, and although they both have a Octa-Core processing unit, the Xiaomi Mi Mix 3 also has a higher amount of RAM. Samsung Galaxy A51 5G counts with a better camera than Xiaomi Mi Mix 3, because although it has a tinier aperture which is not favorable for low light photos and video and slower video frame rate, and they both have the same 3840x2160 video definition, the Samsung Galaxy A51 5G also counts with a lot larger sensor and a back camera with way more mega pixels.
The Galaxy A51 5G counts with a bigger storage for games and applications than Xiaomi Mi Mix 3, because although it has just 128 GB internal memory capacity, it also counts with a slot for an external memory card that allows a maximum of 1000 GB. The Galaxy A51 5G counts with a really longer battery performance than Xiaomi Mi Mix 3, because it has 4500mAh of battery capacity.
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