Compare phones
| Global Score | |
| 82.9 | 87.7 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 9.0 Pie | Android 10 |
| 2019-10-20 | 2020-09-11 |
| 6.44 x 2.95 x 0.35 inches | 6.45 x 3.00 x 0.37 inches |
| 7.23 ounces | 7.51 ounces |
| Iceberg grey and Shadow black | Black and White |
| -- | Plastic and Plastic |
| -- | Scratch-Resistant Glass |
| Display / Screen | |
| 6.4 inches | 6.7 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| AMOLED | Super AMOLED Plus |
| 403 pixels per inch | 385 pixels per inch |
| 430 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.4 | 8 |
| Performance | |
| Qualcomm Snapdragon 855+ SM8150-AC chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 8 GB RAM | 6 GB RAM |
| Adreno 640 GPU | Adreno 618 GPU |
| 9.72 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 14.14 |
| Camera | |
| 48.00 MP + 20.00 MP | 64.00 MP + 32.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.57 inches (1/1.76") 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 | -- |
| 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 | |
| 4000mAh Li - Ion Battery | 7000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 8.32 |
| 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 M51 has a score of 87.7, which is a bit better than Xiaomi Black Shark 2 Pro's 82.9 score. The Galaxy M51 construction is newer, but just a little thicker and a little heavier than Xiaomi Black Shark 2 Pro. Both of these devices have Android OS, but Galaxy M51 has the previous 10 version while Xiaomi Black Shark 2 Pro has Android 9.0 Pie version.
Xiaomi Black Shark 2 Pro counts with just a bit better hardware performance than Galaxy M51, and although they both have the same number of cores, the Xiaomi Black Shark 2 Pro also has a larger amount of RAM memory. The Xiaomi Black Shark 2 Pro has a bit sharper screen than Samsung Galaxy M51, because although it has a quite smaller display, and they both have the same resolution of 1080 x 2340px, the Xiaomi Black Shark 2 Pro also counts with a just a little more pixels per inch of screen.
The Samsung Galaxy M51 counts with much more storage for games and applications than Xiaomi Black Shark 2 Pro, and although they both have equal internal storage capacity, the Samsung Galaxy M51 also has a slot for an external memory card that allows a maximum of 512 GB. The Xiaomi Black Shark 2 Pro and the Galaxy M51 both count with incredibly similar cameras, because although the Galaxy M51 has slower video frame rate, and they both have the same aperture and the same video quality, it also counts with a bigger back camera sensor shooting better quality photographs and videos and a camera with a lot better 64 mega-pixels resolution.
The Galaxy M51 counts with a way better battery life than Xiaomi Black Shark 2 Pro, because it has 7000mAh of battery capacity instead of 4000mAh.
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