Compare phones
| Global Score | |
| 75.9 | 85.5 |
| Basic Information | |
| Xiaomi | Samsung |
| Android | Android 11, 10 |
| 2018-06-08 | 2019-12-27 |
| 5.80 x 2.88 x 0.30 inches | 6.24 x 2.90 x 0.31 inches |
| 5.78 ounces | 6.07 ounces |
| Black, Blue, Gold and Red | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 5.9 inches | 6.5 inches |
| 2244 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 422 pixels per inch | 405 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.7 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 710 SDM710 chipset | Samsung Exynos 9611 chipset |
| Kryo 360, 64-bit, 10 nm (Octa-Core 2200 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 616 GPU | Mali-G72 MP3 GPU |
| 9.27 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 7.7 | 14.14 |
| Camera | |
| 12.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 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 |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 9.79 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.1 | 6.7 |
| Battery Life | |
| 3120mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.12 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Infra-red port | -- |
| 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 is much better than the Xiaomi Mi 8 SE, having a general score of 85.5 against 75.9. The Galaxy A51 counts with Android 11 operating system, and Xiaomi Mi 8 SE comes with Android operating system. The Galaxy A51 is a newer phone than Xiaomi Mi 8 SE, although it's a little thicker and just a little bit heavier.
The Xiaomi Mi 8 SE has a bit sharper screen than Galaxy A51, because although it has a bit smaller display and a little worse 1080 x 2244 pixels resolution, it also counts with a little bit more pixels per inch in the display. The Samsung Galaxy A51's processor is very similar to the Xiaomi Mi 8 SE one, and although the Samsung Galaxy A51 has a lower amount of RAM memory, they both have 8 cores.
The Galaxy A51 counts with a much bigger memory for apps and games than Xiaomi Mi 8 SE, because it has 64 GB more internal storage and an external SD slot that admits up to 512 GB. Samsung Galaxy A51 features a much better camera than Xiaomi Mi 8 SE, because although it has a smaller diafragm aperture which is not nice for capturing images and/or video in low-light environments, and they both have the same 30 frames per second video frame rate and the same 3840x2160 (4K) video quality, the Samsung Galaxy A51 also counts with a much more megapixels back camera and a way larger sensor providing a lot higher image quality.
The Samsung Galaxy A51 counts with superior battery duration than Xiaomi Mi 8 SE, because it has a 4000mAh battery size.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.