Compare phones
| Global Score | |
| 85.5 | 77.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | -- |
| 2019-12-27 | 2016-05-17 |
| 6.24 x 2.90 x 0.31 inches | 6.81 x 3.48 x 0.30 inches |
| 6.07 ounces | 7.16 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | 16 777 216 |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.4 inches |
| 2400 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | IPS LCD |
| 405 pixels per inch | 344 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.7 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 652 8956 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A72 and ARM Cortex-A53, 64-bit (Octa-Core 1800 MHz) processor |
| 4 GB RAM | 4 GB RAM |
| Mali-G72 MP3 GPU | Adreno 510 GPU |
| 9.27 | 8.91 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 14.14 | 13.18 |
| Camera | |
| 48.00 MP + 32.00 MP | 16.00 MP + 5.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | -- |
| 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 (120 fps) (HD) slow motion video |
| 11.55 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM, Dual SIM | Micro SIM, Dual SIM |
| 6.7 | 6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4850mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.64 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| 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 | FM Radio |
Comparison review
Galaxy A51 has a general score of 85.5, which is much better than the Xiaomi Mi Max's overall score of 77.5. Even though the Galaxy A51 is just a little bit thicker than the Xiaomi Mi Max, it's somewhat lighter and also newer. The Samsung Galaxy A51 counts with a bit faster CPU than Xiaomi Mi Max. They have 4 GB of RAM and 8 CPU cores.
Galaxy A51 features a bit better looking screen than Xiaomi Mi Max, because it has a slightly better 1080 x 2400 resolution, a bit larger display and a quite higher count of pixels in each screen inch. The Samsung Galaxy A51 has a bit bigger memory for applications, games, photos and videos than Xiaomi Mi Max, and although they both have the same 128 GB internal storage capacity, the Samsung Galaxy A51 also has a SD memory slot that supports up to 512 GB.
The Xiaomi Mi Max features improved battery performance than Galaxy A51, because it has a 21 percent bigger battery size. The Galaxy A51 features a superior camera than Xiaomi Mi Max, and although they both have the same video frame rate, a same size aperture and the same 3840x2160 video definition, the Galaxy A51 also has a back-facing camera with a lot higher 48 MP resolution.
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