Compare phones
| Global Score | |
| 77.7 | 94.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | Android 13, 12, 11, 10 |
| 2020-06-19 | 2020-03-06 |
| 6.44 x 2.96 x 0.35 inches | 5.97 x 2.72 x 0.31 inches |
| 6.77 ounces | 5.78 ounces |
| Black, Blue, Red and White | Cloud blue, Cloud pink, Cosmic grey and Cosmic white |
| -- | Aluminum and Glass (Corning Gorilla Glass 6) |
| -- | Scratch-Resistant Glass |
| -- | $ 1000.00 |
| Display / Screen | |
| 6.5 inches | 6.2 inches |
| 1600 x 720 pixels | 3200 x 1440 pixels |
| TFT | Dynamic AMOLED |
| 270 pixels per inch | 566 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.9 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 865 SM8250 (7 nm) chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 585, 64-bit, 7 nm (Octa-Core 2840 MHz) processor |
| 3 GB RAM | 12 GB RAM |
| Mali-G76 GPU | Adreno 650 GPU |
| 9.09 | 9.72 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 1000 GB) external memory slot |
| 9.84 | 15.38 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 10.00 MP |
| f/2.00 aperture | f/1.80 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.59 inches (1/1.7") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 7680 x 4320 (24 fps) video resolution |
| -- | 1280 x 720 (960 fps) (HD) slow motion video |
| 10.78 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 10.7 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy S20 has a global score of 94.8, which is a lot better than the Galaxy A21s's 77.7 score. Galaxy S20 is a somewhat lighter and thinner device than the Galaxy A21s, even when both of them were only released with a couple of months difference. Both of these devices come with Android OS (Operating System), but Galaxy S20 has 13 version while Galaxy A21s has Android 10, so it provides you some nice extra features.
The Samsung Galaxy S20 counts with a much more vibrant display than Galaxy A21s, because although it has a little smaller display, it also counts with a way higher resolution of 1440 x 3200 and a way better count of pixels per display inch. Samsung Galaxy S20 has a bit more powerful processing unit than Samsung Galaxy A21s, and although they both have the same number of cores, the Samsung Galaxy S20 also has 9 GB more RAM memory.
The Galaxy S20 has a camera that is just as good as the Samsung Galaxy A21s one, because although the Galaxy S20 has a back facing camera with a way lower resolution, it also counts with a larger diafragm aperture to capture better photography in low light situations, a much better video definition and a bigger sensor taking higher quality pictures.
The Samsung Galaxy S20 has much more storage to store more apps and games than Galaxy A21s, because it has 128 GB internal memory capacity and an external memory card slot that holds a maximum of 1000 GB. The Galaxy A21s counts with greater battery life than Samsung Galaxy S20, because it has 5000mAh of battery capacity.
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