Compare phones
| Global Score | |
| 77.7 | 80.4 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 9.0 Pie, 8.1 Oreo |
| 2020-06-19 | 2018-04-20 |
| 6.44 x 2.96 x 0.35 inches | 6.36 x 2.97 x 0.36 inches |
| 6.77 ounces | 6.70 ounces |
| Black, Blue, Red and White | Black, Blue and Gray |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 1600 x 720 pixels | 2160 x 1080 pixels |
| TFT | IPS LCD |
| 270 pixels per inch | 402 pixels per inch |
| -- | 550 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.5 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 845 SDM845 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 385, 64-bit, 10 nm (Octa-Core 2800 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| Mali-G76 GPU | Adreno 630 GPU |
| 9.09 | 9.63 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 9.84 | 10.1 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 20.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | 0.34 inches (1/2.9") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (120 fps) (HD) slow motion video |
| 10.78 | 9.79 |
| 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 | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Xiaomi Black Shark has a general score of 80.4, which is slightly better than the Galaxy A21s's 77.7 general score. Both of these phones come with Android operating system, but Xiaomi Black Shark has the newer 9.0 Pie version and Galaxy A21s has Android 10 version, providing you some nice extra features and a performance increase. Even though the Xiaomi Black Shark is noticeably older and just a little thicker than Galaxy A21s, it's construction is still a bit lighter.
Xiaomi Black Shark counts with a bit faster processor than Galaxy A21s, and although they both have a Octa-Core CPU, the Xiaomi Black Shark also has a higher amount of RAM. Xiaomi Black Shark counts with a more vivid screen than Samsung Galaxy A21s, because although it has a quite smaller display, it also counts with a lot better 1080 x 2160 resolution and more pixels per inch in the screen.
The Galaxy A21s counts with a superior camera than Xiaomi Black Shark, because although it has a smaller diafragm aperture, and they both have the same video frame rates and the same (Full HD) video quality, the Galaxy A21s also counts with a lot larger sensor taking much higher quality videos and pictures and a back camera with much more MP.
The Xiaomi Black Shark features a slightly better storage capacity for games and applications than Galaxy A21s, because although it has no slot for external memory cards, it also counts with 96 GB more internal memory capacity. Galaxy A21s features longer battery life than Xiaomi Black Shark, because it has a 5000mAh battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.