Compare phones
| Global Score | |
| 82.9 | 90.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 9.0 Pie | Android 11, 10 |
| 2019-10-20 | 2020-04-29 |
| 6.44 x 2.95 x 0.35 inches | 6.26 x 2.90 x 0.34 inches |
| 7.23 ounces | 6.60 ounces |
| Iceberg grey and Shadow black | Prism cube black |
| -- | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 339.00 |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 2340 x 1080 pixels | 2400 x 1080 pixels |
| AMOLED | Super AMOLED |
| 403 pixels per inch | 405 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Samsung Exynos 980 chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 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 640 GPU | Mali-G76 MP5 GPU |
| 9.72 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 1000 GB) external memory slot |
| 10.1 | 15.38 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 32.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (60 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.88 | 11.55 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Ion Battery | 4500mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.32 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| -- | 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
The Galaxy A51 5G is slightly better than the Xiaomi Black Shark 2 Pro, getting a overall score of 90.8 against 82.9. Both of these phones work with Android OS (operating system), but Galaxy A51 5G has 11 version while Xiaomi Black Shark 2 Pro has Android 9.0 Pie version. The Galaxy A51 5G is a just a little bit lighter and just a bit thinner phone than the Xiaomi Black Shark 2 Pro, even though they were only released 6 months apart.
The Xiaomi Black Shark 2 Pro has a little faster CPU than Samsung Galaxy A51 5G, and although they both have 8 cpu cores, the Xiaomi Black Shark 2 Pro also has 2 GB more RAM. Xiaomi Black Shark 2 Pro has a bit sharper screen than Galaxy A51 5G, although it has a just a little lower display density, a bit lower 1080 x 2340 pixels resolution and a bit smaller display.
The Xiaomi Black Shark 2 Pro features just a bit better camera than Galaxy A51 5G, and although they both have a same resolution camera in the back, the same camera sensor size and the same 3840x2160 video resolution, the Xiaomi Black Shark 2 Pro also has a bigger diafragm aperture and faster video frame rates.
The Galaxy A51 5G has a way bigger memory to install applications and games or saving photos and videos than Xiaomi Black Shark 2 Pro, and although they both have equal 128 GB internal storage, the Galaxy A51 5G also has a SD extension slot that supports up to 1000 GB. The Galaxy A51 5G has just a little better battery performance than Xiaomi Black Shark 2 Pro, because it has a 13% larger battery size.
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