Compare phones
| Global Score | |
| 77.7 | 76.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 9.0 Pie, 7.1 Nougat |
| 2020-06-19 | 2018-01-09 |
| 6.44 x 2.96 x 0.35 inches | 5.97 x 2.95 x 0.31 inches |
| 6.77 ounces | 6.00 ounces |
| Black, Blue, Red and White | 16 777 216 |
| -- | Metal |
| Display / Screen | |
| 6.5 inches | 5.5 inches |
| 1600 x 720 pixels | 1920 x 1080 pixels (Full HD) |
| TFT | TFT |
| 270 pixels per inch | 401 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 7.9 |
| Performance | |
| Samsung Exynos 850 chipset | Samsung Exynos 7 Octa 7870 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G76 GPU | Mali-T830 MP1 GPU |
| 9.09 | 8.82 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.84 | 10.78 |
| Camera | |
| 48.00 MP + 13.00 MP | 13.00 MP + 13.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.5 inches (1/2") sensor | 0.33 inches (1/3.06") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 10.78 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G), HSPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.1 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 3300mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.8 | 5.28 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.1 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Light Sensor and Proximity Sensor |
Comparison review
The Galaxy A21s has a score of 77.7, which is just a bit better than Galaxy On7 Prime's general score of 76.9. Although the Galaxy A21s is extremely newer than Galaxy On7 Prime, it's somewhat heavier and somewhat thicker. These devices have Android OS, but the Galaxy A21s has the older 10 version and Galaxy On7 Prime has Android 9.0 Pie version.
The Galaxy A21s features a little faster processing unit than Samsung Galaxy On7 Prime, although it has 1 GB lesser RAM, they both have 8 cores. Samsung Galaxy On7 Prime counts with a bit more vivid screen than Samsung Galaxy A21s, because although it has a little bit smaller screen, it also counts with a higher screen pixel density and a better 1080 x 1920 pixels resolution.
The Samsung Galaxy A21s takes better pictures and videos than Galaxy On7 Prime, because although it has a tinier aperture, and they both have the same 30 frames per second video frame rates and the same video quality, the Samsung Galaxy A21s also counts with a lot larger back-facing camera sensor capturing more light and vivid colors and a camera in the back with a way higher 48 MP resolution.
Samsung Galaxy On7 Prime has slightly more storage capacity to install applications and games or saving photos and videos than Samsung Galaxy A21s, because although it has a slot for an SD memory card that holds 256 GB smaller, it also counts with 32 GB more internal memory capacity. Galaxy A21s has a much better battery performance than Galaxy On7 Prime, because it has 5000mAh of battery capacity against 3300mAh.
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