Compare phones
| Global Score | |
| 76.5 | 77.7 |
| Basic Information | |
| Xiaomi | Samsung |
| -- | Android 10 |
| 2017-04-28 | 2020-06-19 |
| 5.72 x 2.78 x 0.29 inches | 6.44 x 2.96 x 0.35 inches |
| 5.93 ounces | 6.77 ounces |
| Black, Blue and White | Black, Blue, Red and White |
| Glass and Metal | -- |
| $ 421.00 | -- |
| Display / Screen | |
| 5.2 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| IPS LCD | TFT |
| 424 pixels per inch | 270 pixels per inch |
| 600 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 8.7 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 835 MSM8998 chipset | Samsung Exynos 850 chipset |
| Kryo 280, 64-bit, 10 nm (Octa-Core 2457 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 540 GPU | Mali-G76 GPU |
| 9.45 | 9.09 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 9.84 |
| Camera | |
| 12.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.34 inches (1/2.9") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (120 fps) (HD) slow motion video | -- |
| 9.68 | 10.78 |
| 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 |
| 3 | 6.7 |
| Battery Life | |
| 3350mAh Li - Polymer Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.36 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Infra-red port | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Samsung Galaxy A21s has a score of 77.7, which is slightly better than the Xiaomi Mi 6's 76.5 score. The Samsung Galaxy A21s construction is notably newer than the Xiaomi Mi 6's, although it is somewhat heavier and thicker. The Xiaomi Mi 6 has a much better looking display than Galaxy A21s, because although it has a really smaller display, it also counts with a higher 1080 x 1920 resolution and a lot higher pixels count per inch in the screen.
The Xiaomi Mi 6 counts with a little bit better memory for games and applications than Galaxy A21s, because although it has no SD card slot, it also counts with more internal memory. Xiaomi Mi 6 has a bit better hardware performance than Galaxy A21s, and although they both have 8 CPU cores, the Xiaomi Mi 6 also has a greater amount of RAM.
Galaxy A21s features a superior battery performance than Xiaomi Mi 6, because it has a 49% greater battery size. Galaxy A21s counts with a much better camera than Xiaomi Mi 6, because although it has a tinier camera aperture which is worse for low light photos and videos, and they both have the same 1920x1080 video quality and the same video frame rate, the Galaxy A21s also counts with a back facing camera with much more mega-pixels and a way larger camera sensor taking more light and vivid colors.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.