Compare phones
| Global Score | |
| 87.7 | 82.3 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 10, 9.0 Pie |
| 2020-09-11 | 2019-03-28 |
| 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 | Black and Silver |
| 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 chipset |
| Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 6 GB RAM | 8 GB RAM |
| Adreno 618 GPU | Adreno 640 GPU |
| 9.27 | 9.63 |
| 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 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 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 | 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 is a little bit better than the Xiaomi Black Shark 2, getting a overall score of 87.7 against 82.3. These phones come with the same Android 10 OS (operating system), so you shouldn't notice any differences in that aspect. Galaxy M51's construction is newer, but a little thicker and a little heavier than Xiaomi Black Shark 2.
Xiaomi Black Shark 2 features a little bit better hardware performance than Galaxy M51, and although they both have 8 cpu cores, the Xiaomi Black Shark 2 also has more RAM memory. The Xiaomi Black Shark 2 counts with a bit better display than Samsung Galaxy M51, because although it has a little smaller screen, and they both have exactly the same resolution of 1080 x 2340 pixels, the Xiaomi Black Shark 2 also counts with a quite better quantity of pixels per inch of display.
Samsung Galaxy M51 features a lot bigger memory capacity for applications and games than Xiaomi Black Shark 2, and although they both have exactly the same 128 GB internal storage, the Samsung Galaxy M51 also has a slot for an SD memory card that supports a maximum of 512 GB. Galaxy M51 counts with a superior battery life than Xiaomi Black Shark 2, because it has a 75% more battery capacity.
Galaxy M51 shoots clearer videos and photos than Xiaomi Black Shark 2, and although they both have a same size diafragm aperture, the same video frame rate and the same (4K) video quality, the Galaxy M51 also has a bigger sensor shooting better quality videos and photographs and a back camera with a lot higher 64 mega pixels resolution.
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