Compare phones
| Global Score | |
| 87.7 | 82.9 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 9.0 Pie |
| 2020-09-11 | 2019-10-20 |
| 6.45 x 3.00 x 0.37 inches | 6.44 x 2.95 x 0.35 inches |
| 7.51 ounces | 7.23 ounces |
| Black and White | Iceberg grey and Shadow black |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.7 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED Plus | AMOLED |
| 385 pixels per inch | 403 pixels per inch |
| -- | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8 | 8.4 |
| Performance | |
| Qualcomm Snapdragon 730 SM7150-AA chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 618 GPU | Adreno 640 GPU |
| 9.27 | 9.72 |
| 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 | |
| 64.00 MP + 32.00 MP | 48.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.57 inches (1/1.76") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.88 | 11.88 |
| 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 | |
| 7000mAh Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 8.32 | 5.92 |
| 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
Galaxy M51 has a score of 87.7, which is just a bit better than Xiaomi Black Shark 2 Pro's general score of 82.9. These phones work with Android OS, but Galaxy M51 has the previous 10 version while Xiaomi Black Shark 2 Pro has Android 9.0 Pie. The Galaxy M51 construction is newer than the Xiaomi Black Shark 2 Pro's, although it's just a little heavier and just a bit thicker.
Xiaomi Black Shark 2 Pro has a bit sharper screen than Galaxy M51, because although it has a little smaller screen, and they both have exactly the same resolution of 1080 x 2340px, the Xiaomi Black Shark 2 Pro also counts with a little bit greater pixels density. Xiaomi Black Shark 2 Pro features just a bit better processing power than Galaxy M51, and although they both have a Octa-Core processing unit, the Xiaomi Black Shark 2 Pro also has more RAM.
Xiaomi Black Shark 2 Pro and Samsung Galaxy M51 have similar cameras, and although the Xiaomi Black Shark 2 Pro has a smaller sensor capturing lower quality videos and images, a back-facing camera with way less mega-pixels resolution and a lower (4K) video resolution, they both have a same size aperture.
Galaxy M51 has a superior memory capacity to install applications and games or saving photos and videos than Xiaomi Black Shark 2 Pro, and although they both have equal internal storage, the Galaxy M51 also has a SD memory card expansion slot that holds up to 512 GB. Samsung Galaxy M51 has a really longer battery lifetime than Xiaomi Black Shark 2 Pro, because it has a 75% more battery size.
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