Compare phones
| Global Score | |
| 91.8 | 77 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | Android 11, 10, 9.0 Pie |
| 2021-01-29 | 2019-10-05 |
| 5.97 x 2.80 x 0.31 inches | 6.43 x 3.05 x 0.31 inches |
| 6.03 ounces | 6.46 ounces |
| Gray, Phantom pink, Violet and White | Black, Blue, Green and Red |
| Aluminum and Plastic | Plastic |
| Scratch-Resistant Glass | -- |
| $ 722.00 | -- |
| Display / Screen | |
| 6.2 inches | 6.5 inches |
| 2400 x 1080 pixels | 1560 x 720 pixels |
| Dynamic AMOLED | TFT |
| 424 pixels per inch | 264 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 450 SDM450 (14 nm) chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Cortex-A53 (Octa-Core 1800 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 506 GPU |
| 9.63 | 8.91 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 10.1 | 11.74 |
| Camera | |
| 12.00 MP + 10.00 MP | 13.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 26.00mm focal length | 27.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.25 inches (1/4") sensor |
| 7680 x 4320 (24 fps) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | -- |
| 10.78 | 8.91 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA |
| Nano SIM | Nano SIM, Dual SIM |
| 10.7 | 6.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4000mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | -- |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | -- |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S21 is much better than the Samsung Galaxy A20s, with a general score of 91.8 against 77. These devices come with the same Android 11 OS (operating system). The Samsung Galaxy S21 is a just a little bit lighter cellphone than Samsung Galaxy A20s, but they are 0.31inches thick. The Galaxy S21 has a bit better performance than Galaxy A20s, and although they both have 8 cpu cores, the Galaxy S21 also has a larger amount of RAM.
Galaxy S21 has an incredibly better display than Galaxy A20s, because although it has a little smaller display, it also counts with a much better 1080 x 2400px resolution and a lot higher pixel density. Galaxy A20s has a quite bigger storage for applications, games, photos and videos than Samsung Galaxy S21, because although it has 0 less internal memory, it also counts with a slot for an SD memory card that allows a maximum of 512 GB.
The Galaxy S21 has a much better camera than Galaxy A20s, because although it has a back-facing camera with lesser MP resolution, and they both have a same size camera aperture, the Galaxy S21 also counts with a much higher video resolution and a much bigger sensor taking much higher quality pictures and videos.
Galaxy A20s's battery life is very similar to Samsung Galaxy S21's battery performance.
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