Compare phones
| Global Score | |
| 83.8 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 11, 10 |
| 2018-11-01 | 2020-04-29 |
| 6.22 x 2.94 x 0.33 inches | 6.26 x 2.90 x 0.34 inches |
| 7.69 ounces | 6.60 ounces |
| Black, Blue and Green | Prism cube black |
| Aluminum and Ceramic | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 403 pixels per inch | 405 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.6 | 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 | |
| 12.20 MP + 24.00 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 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1920 x 1080 (960 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 10.34 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.3 | 10.7 |
| Battery Life | |
| 3200mAh Li - Polymer Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.2 | 6.32 |
| 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
Galaxy A51 5G has a score of 90.8, which is a bit better than the Xiaomi Mi Mix 3's global score of 83.8. Galaxy A51 5G's construction is newer and somewhat lighter, but a bit thicker than the Xiaomi Mi Mix 3. The Xiaomi Mi Mix 3 counts with a bit more vivid screen than Samsung Galaxy A51 5G, although it has a little smaller screen, a just a bit lower screen density and a quite lower resolution of 1080 x 2340px.
The Samsung Galaxy A51 5G counts with a bigger storage capacity to store more games and applications than Xiaomi Mi Mix 3, because although it has only 128 GB internal storage, it also counts with a SD card slot that holds a maximum of 1000 GB. Xiaomi Mi Mix 3 features a bit better hardware performance than Galaxy A51 5G, and although they both have 8 cpu cores, the Xiaomi Mi Mix 3 also has a greater amount of RAM.
The Samsung Galaxy A51 5G has a very superior battery duration than Xiaomi Mi Mix 3, because it has 4500mAh of battery capacity against 3200mAh. The Galaxy A51 5G features a better camera than Xiaomi Mi Mix 3, because although it has a smaller diafragm aperture and lower 30 fps video frame rates, and they both have the same 3840x2160 video definition, the Galaxy A51 5G also counts with a lot bigger sensor and a way better 48 mega pixels resolution back camera.
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