Compare phones
| Global Score | |
| 83.3 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 10, 9.0 Pie, 8.0 Oreo | Android 11, 10 |
| 2018-06-05 | 2019-12-27 |
| 6.10 x 2.94 x 0.30 inches | 6.24 x 2.90 x 0.31 inches |
| 6.17 ounces | 6.07 ounces |
| Black, Blue, Gold and White | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Glass (Corning Gorilla Glass 5) | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6.2 inches | 6.5 inches |
| 2248 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 402 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 9611 chipset |
| Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 630 GPU | Mali-G72 MP3 GPU |
| 9.63 | 9.27 |
| Storage | |
| 256 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 13.3 | 14.14 |
| Camera | |
| 12.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 56.00mm focal length | 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 |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.9 | 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 | |
| 3400mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.36 | 5.92 |
| 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 is a bit better than the Xiaomi Mi 8, having a score of 85.5 against 83.3. Samsung Galaxy A51 is a newer and a bit lighter phone than Xiaomi Mi 8, although it is just a bit thicker. Both of these phones include Android OS (Operating System), but Samsung Galaxy A51 has a newer 11 version and Xiaomi Mi 8 has Android 10, so it provides you lots of additional features.
The Xiaomi Mi 8 features a bit better processing power than Galaxy A51, and although they both have 8 cpu cores, the Xiaomi Mi 8 also has a greater amount of RAM. The Xiaomi Mi 8 has a bit better looking display than Samsung Galaxy A51, although it has a bit worse resolution of 1080 x 2248px, a little bit worse pixels count per inch in the screen and a quite smaller screen.
The Samsung Galaxy A51 counts with a slightly better storage for games and applications than Xiaomi Mi 8, because although it has just 128 GB internal memory, it also counts with a slot for an external memory card that admits a maximum of 512 GB. Galaxy A51 shoots much clearer pictures and videos than Xiaomi Mi 8, because although it has a smaller camera aperture, and they both have the same 3840x2160 video definition and the same 30 fps video frame rate, the Galaxy A51 also counts with a much more mega-pixels camera in the back and a lot larger sensor which offers a lot better image and video quality.
Samsung Galaxy A51 counts with longer battery lifetime than Xiaomi Mi 8, because it has an 18 percent bigger battery size.
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