Compare phones
| Global Score | |
| 88.3 | 91.8 |
| Basic Information | |
| Xiaomi | Samsung |
| Android 11 | Android 11 |
| 2021-05-06 | 2021-01-29 |
| 6.45 x 3.01 x 0.41 inches | 5.97 x 2.80 x 0.31 inches |
| 7.41 ounces | 6.03 ounces |
| Mirror Black and Pale Grey | Gray, Phantom pink, Violet and White |
| Metal and Plastic | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| $ 499.00 | $ 722.00 |
| Display / Screen | |
| 6.7 inches | 6.2 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| -- | Dynamic AMOLED |
| 393 pixels per inch | 424 pixels per inch |
| 1300 cd/m2 brightness | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 9.1 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 870 SM8250-AC chipset | Qualcomm Snapdragon 888 chipset |
| Kryo 585, 64-bit, 7 nm (Octa-Core 3200 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 8 GB RAM | 8 GB RAM |
| Adreno 650 GPU | Adreno 660 GPU |
| 9.81 | 9.63 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| No SD card slot | No SD card slot |
| 10.1 | 10.1 |
| Camera | |
| 48.00 MP + 20.00 MP | 12.00 MP + 10.00 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 | 7680 x 4320 (24 fps) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (960 fps) (HD) slow motion video |
| 11.99 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Dual SIM | Nano SIM |
| 10.6 | 10.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
The Galaxy S21 is slightly better than the Xiaomi Black Shark 4, with a score of 91.8 against 88.3. Both devices we are comparing work with the same Android 11 OS, so both of them should provide you identical operating system features. Galaxy S21's design is lighter and noticeably thinner than Xiaomi Black Shark 4, although both were only released with a few months difference.
The Xiaomi Black Shark 4 has a bit better hardware performance than Samsung Galaxy S21. Both have the same number of cores and the same RAM memory amount. Galaxy S21 has a little bit better display than Xiaomi Black Shark 4, because although it has a little bit smaller display, and they both have the same exact resolution of 1080 x 2400 pixels and the same display brightness, the Galaxy S21 also counts with a quite higher pixels count per inch in the display.
Xiaomi Black Shark 4 captures better photos and videos than Samsung Galaxy S21, because although it has a smaller back camera sensor, and they both have a F1.8 camera aperture and the same (4K) video resolution, the Xiaomi Black Shark 4 also counts with better video frame rate and a lot better 48 mega pixels resolution camera.
The Galaxy S21 features as much memory for games and applications as the Xiaomi Black Shark 4, both have exactly the same 128 GB internal memory. Xiaomi Black Shark 4 has just a bit longer battery lifetime than Galaxy S21, because it has a 13 percent bigger battery capacity.
Although Galaxy S21 is a better device, it is a lot more expensive than Xiaomi Black Shark 4, and it doesn't have such a good quality/price relation as Xiaomi Black Shark 4. So if you need that extra features, you can buy Galaxy S21, else you can save some money and buy the Xiaomi Black Shark 4, giving up a couple features and specs.
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