Compare phones
| Global Score | |
| 77 | 91.8 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10, 9.0 Pie | Android 11 |
| 2019-10-05 | 2021-01-29 |
| 6.43 x 3.05 x 0.31 inches | 5.97 x 2.80 x 0.31 inches |
| 6.46 ounces | 6.03 ounces |
| Black, Blue, Green and Red | Gray, Phantom pink, Violet and White |
| Plastic | Aluminum and Plastic |
| -- | Scratch-Resistant Glass |
| -- | $ 722.00 |
| Display / Screen | |
| 6.5 inches | 6.2 inches |
| 1560 x 720 pixels | 2400 x 1080 pixels |
| TFT | Dynamic AMOLED |
| 264 pixels per inch | 424 pixels per inch |
| -- | 1300 cd/m2 brightness |
| No touch screen | No touch screen |
| 7.2 | 9.2 |
| Performance | |
| Qualcomm Snapdragon 450 SDM450 (14 nm) chipset | Qualcomm Snapdragon 888 chipset |
| Cortex-A53 (Octa-Core 1800 MHz) processor | Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Adreno 506 GPU | Adreno 660 GPU |
| 8.91 | 9.63 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 11.74 | 10.1 |
| Camera | |
| 13.00 MP + 8.00 MP | 12.00 MP + 10.00 MP |
| f/1.80 aperture | f/1.80 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.25 inches (1/4") sensor | 0.57 inches (1/1.76") 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 |
| 8.91 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G) and HSDPA | 5G, 5G, LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.6 | 10.7 |
| Battery Life | |
| 4000mAh Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 5.0 |
| GPS | GPS |
| -- | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | FM Radio |
Comparison review
The Samsung Galaxy S21 has a general score of 91.8, which is much better than Galaxy A20s's score of 77. Both devices we compare here use the same Android 11 OS (operating system), so they should provide you very similar OS features. Samsung Galaxy S21 is a just a little bit lighter cellphone than the Galaxy A20s, but they are 0.31inches thick.
The Galaxy S21 has a bit superior CPU than Galaxy A20s, and although they both have 8 CPU cores, the Galaxy S21 also has more RAM memory. The Galaxy S21 features a much better display than Galaxy A20s, because although it has a little smaller screen, it also counts with a way higher count of pixels per inch in the screen and a lot higher resolution of 1080 x 2400 pixels.
The Galaxy S21 features a greater camera than Galaxy A20s, because although it has a back-facing camera with a worse 12 MP resolution, and they both have the same aperture, the Galaxy S21 also counts with a lot higher 7680x4320 video quality and a lot bigger back-facing camera sensor shooting lot higher quality videos and pictures.
The Galaxy A20s has a better storage capacity for applications, games, photos and videos than Galaxy S21, because although it has 0 less internal memory capacity, it also counts with a slot for SD memory cards that supports a maximum of 512 GB. Galaxy A20s and Samsung Galaxy S21 have very similar batteries performance.
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