Compare phones
| Global Score | |
| 73.5 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android | Android 10 |
| 2016-10-24 | 2020-06-19 |
| 5.97 x 2.95 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 5.89 ounces | 6.77 ounces |
| 16 777 216 | Black, Blue, Red and White |
| Metal | -- |
| Display / Screen | |
| 5.5 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 1600 x 720 pixels |
| -- | TFT |
| 401 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 7.9 | 7.2 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Samsung Exynos 850 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 3 GB RAM | 3 GB RAM |
| Mali-T830 MP2 GPU | Mali-G76 GPU |
| 8.73 | 9.09 |
| Storage | |
| 32 GB internal memory | 32 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 9.84 |
| Camera | |
| 13.00 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 8.91 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| -- | Mobile Hotspot |
| LTE (4G) and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 5.4 | 6.7 |
| Battery Life | |
| 3300mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 6.8 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
The Samsung Galaxy A21s has a general score of 77.7, which is slightly better than the Samsung Galaxy On Nxt's overall score of 73.5. Samsung Galaxy A21s is a newer phone than the Samsung Galaxy On Nxt, but it is somewhat thicker and somewhat heavier. The Samsung Galaxy A21s works with Android 10 OS, while Samsung Galaxy On Nxt counts with Android OS.
Samsung Galaxy A21s features a little better processing power than Samsung Galaxy On Nxt. Both have a 3 GB RAM and the same number of cores. The Galaxy On Nxt features just a bit better looking display than Galaxy A21s, because although it has a bit smaller screen, it also counts with a greater amount of pixels per inch of screen and a better resolution of 1080 x 1920.
The Galaxy A21s features a better memory capacity to install applications and games than Samsung Galaxy On Nxt, and although they both have exactly the same internal memory capacity, the Galaxy A21s also has an external memory card slot that allows a maximum of 512 GB. The Samsung Galaxy A21s features a greater camera than Galaxy On Nxt, because although it has a smaller aperture which is not nice for capturing photos and/or video in low light situations, and they both have the same 1920x1080 (Full HD) video resolution and the same video frame rates, the Samsung Galaxy A21s also counts with a back camera with way more megapixels.
The Galaxy A21s counts with a superior battery lifetime than Samsung Galaxy On Nxt, because it has 5000mAh of battery capacity.
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