Compare phones
| Global Score | |
| 76.1 | 86.6 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | Android 10 |
| 2020-06-29 | 2020-05-08 |
| 6.61 x 3.02 x 0.32 inches | 6.64 x 3.04 x 0.41 inches |
| 6.81 ounces | 7.83 ounces |
| Black | Armor gray, Lightning black and Star silver |
| Plastic and Plastic | Aluminum and Aluminum |
| $ 194.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 1600 x 720 pixels | 2400 x 1080 pixels |
| IPS LCD | OLED |
| 270 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 7.3 | 8.1 |
| Performance | |
| Mediatek Helio P35 chipset | Qualcomm Snapdragon 865 SM8250 chipset |
| Arm Cortex-A53, 64-bit, 12 nm (Octa-Core 2300 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 8 GB RAM |
| PowerVR GE8320 GPU | Adreno 650 GPU |
| 9.27 | 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 | |
| 16.00 MP + 13.00 MP | 64.00 MP + 20.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| -- | 26.00mm focal length |
| 0.33 inches (1/3.06") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (60 fps) (4K) video resolution |
| -- | 1920 x 1080 (240 fps) (Full HD) slow motion video |
| 9.35 | 12.43 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4720mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.56 |
| 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
Xiaomi Black Shark 3 has a global score of 86.6, which is much better than the Galaxy A21's 76.1 score. Xiaomi Black Shark 3 is a heavier and noticeably thicker device than the Galaxy A21. These devices have the same Android 10 OS (operating system), so both of them should give identical OS features.
Xiaomi Black Shark 3 has a sharper display than Galaxy A21, because it has more pixels per inch of display, a way higher 1080 x 2400px resolution and a bit bigger screen. Xiaomi Black Shark 3 has a bit more powerful processing unit than Samsung Galaxy A21, and although they both have the same number of cores, the Xiaomi Black Shark 3 also has 5 GB more RAM memory.
The Xiaomi Black Shark 3 has a greater camera than Samsung Galaxy A21, and although they both have the same camera aperture, the Xiaomi Black Shark 3 also has a back facing camera with lot more megapixels, a way bigger back camera sensor which offers a way higher photo and video quality and a lot better video quality.
The Xiaomi Black Shark 3 has slightly more storage to store more apps and games than Galaxy A21, because although it has no external memory card slot, it also counts with 128 GB internal memory capacity. The Xiaomi Black Shark 3 counts with greater battery life than Samsung Galaxy A21, because it has 4720mAh of battery capacity.
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