Compare phones
| Global Score | |
| 84.1 | 82.9 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 11, 10 | Android 9.0 Pie |
| 2020-03-23 | 2019-10-20 |
| 6.26 x 2.96 x 0.35 inches | 6.44 x 2.95 x 0.35 inches |
| 6.63 ounces | 7.23 ounces |
| Midnight blue and Raven black | Iceberg grey and Shadow black |
| Plastic and Plastic | -- |
| Scratch-Resistant Glass | -- |
| Display / Screen | |
| 6.4 inches | 6.4 inches |
| 2340 x 1080 pixels | 2340 x 1080 pixels |
| Super AMOLED | AMOLED |
| 403 pixels per inch | 403 pixels per inch |
| 420 cd/m2 brightness | 430 cd/m2 brightness |
| No touch screen | No touch screen |
| 8.4 | 8.4 |
| Performance | |
| Exynos 9611 chipset | Qualcomm Snapdragon 855+ SM8150-AC chipset |
| Arm Cortex-A73 and Arm Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 485, 64-bit, 7 nm (Octa-Core 2960 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 640 GPU |
| 9.27 | 9.72 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 48.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 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 | |
| 6000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 7.52 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Samsung Galaxy M21 is just a bit better than the Xiaomi Black Shark 2 Pro, getting an 84.1 score against 82.9. Both of these phones include Android OS, but the Samsung Galaxy M21 has older 11 version and Xiaomi Black Shark 2 Pro has Android 9.0 Pie. The Samsung Galaxy M21 body has the same thickness than Xiaomi Black Shark 2 Pro, but it is just a bit lighter.
Xiaomi Black Shark 2 Pro has a screen that's very similar to the Galaxy M21 one, and although the Xiaomi Black Shark 2 Pro has a bit brighter display, they both have a display of the same size, a better number of pixels per inch in the display and exactly the same resolution of 1080 x 2340 pixels. Xiaomi Black Shark 2 Pro counts with a little better hardware performance than Samsung Galaxy M21, and although they both have the same number of cores, the Xiaomi Black Shark 2 Pro also has more RAM memory.
The Xiaomi Black Shark 2 Pro counts with a bit better camera than Samsung Galaxy M21, and although they both have a same size back camera sensor, a same resolution back facing camera and the same video definition, the Xiaomi Black Shark 2 Pro also has faster 60 fps video frame rate and a bigger diafragm aperture to take better photography and video in poorly lited environments.
The Galaxy M21 features a bigger memory to install applications and games or saving photos and videos than Xiaomi Black Shark 2 Pro, because although it has just 64 GB internal memory capacity, it also counts with a slot for an external memory card that holds a maximum of 512 GB. The Galaxy M21 features a superior battery life than Xiaomi Black Shark 2 Pro, because it has 6000mAh of battery capacity instead of 4000mAh.
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