Compare phones
| Global Score | |
| 72.3 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 10 |
| 2019-03-19 | 2020-06-19 |
| 6.13 x 2.98 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 5.93 ounces | 6.77 ounces |
| Black, Blue and Red | Black, Blue, Red and White |
| Plastic | -- |
| $ 151.00 | -- |
| Display / Screen | |
| 6.2 inches | 6.5 inches |
| 1520 x 720 pixels | 1600 x 720 pixels |
| IPS LCD | TFT |
| 271 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 1600 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 3 GB RAM |
| Mali-G71 MP2 GPU | Mali-G76 GPU |
| 8.73 | 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 + 5.00 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 (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3400mAh 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 |
| -- | Fingerprint ID Scanner |
| Accelerometer and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Samsung Galaxy A21s is a little bit better than Samsung Galaxy A10, getting a 77.7 score against 72.3. The Samsung Galaxy A21s design is newer than the Samsung Galaxy A10's, but it's somewhat thicker and somewhat heavier. These devices include Android OS, but Samsung Galaxy A21s has the previous 10 version and Samsung Galaxy A10 has Android 11 version.
Galaxy A21s features a display that is very similar to the Samsung Galaxy A10 one, because although the Galaxy A21s has a quite lower display pixels density, it also counts with a little larger screen and a quite better resolution of 720 x 1600. The Galaxy A21s counts with a bit better performance than Galaxy A10, and although they both have 8 CPU cores, the Galaxy A21s also has more RAM memory.
Galaxy A10 and Galaxy A21s both feature really similar memory for applications and games, they have a slot for external memory cards that allows a maximum of 512 GB and exactly the same 32 GB internal storage capacity. The Samsung Galaxy A21s captures better pictures and videos than Samsung Galaxy A10, because although it has a smaller diafragm aperture which is not favorable for capturing photos and videos in poorly lited situations, and they both have the same video quality and the same video frame rate, the Samsung Galaxy A21s also counts with a way bigger back camera sensor and a back camera with much more mega pixels.
Samsung Galaxy A21s counts with a much better battery performance than Galaxy A10, because it has a 5000mAh battery capacity against 3400mAh.
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