Compare phones
| Global Score | |
| 85.5 | 79.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 12 |
| 2019-12-27 | 2021-12-28 |
| 6.24 x 2.90 x 0.31 inches | 6.44 x 2.94 x 0.32 inches |
| 6.07 ounces | 7.20 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Black, Blue, Green and Pink |
| Plastic and Plastic | Aluminum and Glass |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | 3200 x 1440 pixels |
| Super AMOLED | AMOLED |
| 405 pixels per inch | 524 pixels per inch |
| -- | 1000 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.1 | 9.4 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 8 Gen1 SM8450 (4 nm) chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 730 GPU |
| 9.27 | 6.21 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 48.00 MP + 32.00 MP | 50.00 MP + 32.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 24.00mm focal length |
| 0.5 inches (1/2") sensor | 0.78 inches (1/1.28") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1920 x 1080 (960 fps) (Full HD) slow motion video |
| 11.55 | 12.76 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 10.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4600mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 6.48 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.2 |
| GPS | GPS |
| NFC | 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
Samsung Galaxy A51 is just a bit better than the Xiaomi 12 Pro, with an 85.5 score against 79.6. These phones have Android OS, but Samsung Galaxy A51 has older 11 version and Xiaomi 12 Pro has Android 12. The Samsung Galaxy A51 is an extremely older device than Xiaomi 12 Pro, but it's somewhat lighter and just a little thinner anyway.
Galaxy A51 has a much greater hardware performance than Xiaomi 12 Pro, although it has less RAM memory, they both have a Octa-Core processor. The Xiaomi 12 Pro has a sharper screen than Galaxy A51, because it has a better 1440 x 3200px resolution, a little bigger screen and a greater pixel number in each screen inch.
The Xiaomi 12 Pro has a better camera than Samsung Galaxy A51, because it has a better 50 megapixels resolution back-facing camera, a larger aperture, a way higher 7680x4320 video definition and a way larger back camera sensor. The Galaxy A51 has a superior storage capacity for applications and games than Xiaomi 12 Pro, and although they both have exactly the same internal memory, the Galaxy A51 also has a slot for an external memory card that holds a maximum of 512 GB.
Xiaomi 12 Pro features a bit better battery life than Galaxy A51, because it has a 4600mAh battery size instead of 4000mAh.
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