Compare phones
| Global Score | |
| 74.7 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 10 |
| 2019-04-10 | 2020-06-19 |
| 6.24 x 2.94 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 5.96 ounces | 6.77 ounces |
| Black,Deep blue and Red | Black, Blue, Red and White |
| Plastic | -- |
| $ 166.00 | -- |
| Display / Screen | |
| 6.4 inches | 6.5 inches |
| 1560 x 720 pixels | 1600 x 720 pixels |
| Super AMOLED | TFT |
| 268 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.2 |
| Performance | |
| Samsung Exynos 7884 chipset | Samsung Exynos 850 chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1800 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Mali-G71 MP2 GPU | Mali-G76 GPU |
| 8.91 | 9.09 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 9.84 | 9.84 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.32 inches (1/3.1") sensor | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.02 | 10.78 |
| 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 | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 6.8 |
| 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, Gyroscope and Proximity Sensor |
Comparison review
Samsung Galaxy A21s has an overall score of 77.7, which is a little bit better than Galaxy A20's 74.7 overall score. These phones come with Android OS, but the Samsung Galaxy A21s has the previous 10 version while Galaxy A20 has Android 11. Samsung Galaxy A21s's design is newer, but somewhat thicker and somewhat heavier than the Galaxy A20.
Samsung Galaxy A21s counts with a display that is very similar to the Galaxy A20 one, although the Samsung Galaxy A21s also has a little bit greater pixels quantity per inch in the display, a quite better 720 x 1600 resolution and a bit larger screen. Galaxy A21s counts with just a little better hardware performance than Galaxy A20. They have 8 processing cores and 3 GB of RAM memory.
The Galaxy A21s captures much clearer videos and photos than Samsung Galaxy A20, because although it has a smaller aperture, and they both have the same video definition and the same 30 fps video frame rate, the Galaxy A21s also counts with a camera with a lot higher 48 mega-pixels resolution and a much larger back camera sensor taking more light and vivid colors.
The Galaxy A21s counts with as much storage for applications, games, photos and videos as Samsung Galaxy A20, both have a slot for an external memory card that allows a maximum of 512 GB and exactly the same internal storage capacity. The Galaxy A21s counts with longer battery life than Galaxy A20, because it has a 25 percent larger battery size.
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