Compare phones
| Global Score | |
| 77.7 | 76.5 |
| Basic Information | |
| Samsung | Xiaomi |
| Android 10 | -- |
| 2020-06-19 | 2017-04-28 |
| 6.44 x 2.96 x 0.35 inches | 5.72 x 2.78 x 0.29 inches |
| 6.77 ounces | 5.93 ounces |
| Black, Blue, Red and White | Black, Blue and White |
| -- | Glass and Metal |
| -- | $ 421.00 |
| Display / Screen | |
| 6.5 inches | 5.2 inches |
| 1600 x 720 pixels | 1920 x 1080 pixels (Full HD) |
| TFT | IPS LCD |
| 270 pixels per inch | 424 pixels per inch |
| -- | 600 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 8.7 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2457 MHz) processor |
| 3 GB RAM | 6 GB RAM |
| Mali-G76 GPU | Adreno 540 GPU |
| 9.09 | 9.45 |
| 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 + 8.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 27.00mm 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 | 9.68 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | -- |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 3 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3350mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.36 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| -- | Infra-red port |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A21s is a bit better than Xiaomi Mi 6, with a 77.7 score against 76.5. Galaxy A21s's body is way newer, but somewhat heavier and somewhat thicker than Xiaomi Mi 6. Xiaomi Mi 6 has a little bit better performance than Samsung Galaxy A21s, and although they both have 8 cores, the Xiaomi Mi 6 also has a higher amount of RAM memory.
Xiaomi Mi 6 has a way better screen than Galaxy A21s, because although it has a lot smaller screen, it also counts with a lot greater pixels number per screen inch and a higher resolution of 1080 x 1920px. The Samsung Galaxy A21s takes much clearer videos and photos than Xiaomi Mi 6, because although it has a smaller aperture which is not recommended for capturing photos and video in low light environments, and they both have the same 30 frames per second video frame rates and the same (Full HD) video definition, the Samsung Galaxy A21s also counts with a much better 48 mega pixels resolution back-facing camera and a way larger sensor taking more light and vivid colors.
The Xiaomi Mi 6 counts with a little bit more memory capacity to install applications and games or saving photos and videos than Samsung Galaxy A21s, because although it has no slot for an external memory card, it also counts with 128 GB internal storage capacity. The Galaxy A21s has a superior battery life than Xiaomi Mi 6, because it has 5000mAh of battery capacity.
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