Compare phones
| Global Score | |
| 78.8 | 77.7 |
| Basic Information | |
| Samsung | |
| Android 11, 10, 9.0 Pie | Android 10 |
| 2019-05-07 | 2020-06-19 |
| 5.96 x 2.76 x 0.32 inches | 6.44 x 2.96 x 0.35 inches |
| 5.19 ounces | 6.77 ounces |
| Black, Purple and White | Black, Blue, Red and White |
| Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 186.00 | -- |
| Display / Screen | |
| 5.6 inches | 6.5 inches |
| 2220 x 1080 pixels | 1600 x 720 pixels |
| OLED | TFT |
| 441 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8.2 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 670 SDM670 chipset | Samsung Exynos 850 chipset |
| Kryo 360, 64-bit, 10 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 4 GB RAM | 3 GB RAM |
| Adreno 615 GPU | Mali-G76 GPU |
| 9.09 | 9.09 |
| Storage | |
| 64 GB internal memory | 32 GB internal memory |
| No SD card slot | microSDXC (up to 512 GB) external memory slot |
| 7.7 | 9.84 |
| Camera | |
| 12.20 MP + 8.00 MP | 48.00 MP + 13.00 MP |
| f/1.80 aperture | f/2.00 aperture |
| 28.00mm focal length | 26.00mm focal length |
| 0.39 inches (1/2.55") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 9.79 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 3000mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 4.96 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
Comparison review
Google Pixel 3a is slightly better than Samsung Galaxy A21s, having a 78.8 score against 77.7. These phones have Android operating system, but the Google Pixel 3a has newer 11 version while Samsung Galaxy A21s has Android 10. Google Pixel 3a's design is just a bit thinner and way lighter than Samsung Galaxy A21s, even though it was released a bit more over a year before.
Samsung Galaxy A21s and Google Pixel 3a both have similar CPUs, and although the Samsung Galaxy A21s has 1 GB less RAM memory, they both have 8 processing cores. Google Pixel 3a counts with a brighter display than Samsung Galaxy A21s, because although it has a little bit smaller screen, it also counts with a much higher resolution of 1080 x 2220px and a lot better display density.
Samsung Galaxy A21s captures much clearer pictures and videos than Google Pixel 3a, because although it has a smaller aperture, and they both have the same video quality and the same 30 fps video frame rates, the Samsung Galaxy A21s also counts with a lot bigger back-facing camera sensor taking way higher quality videos and photos and a camera with lot more MP.
The Galaxy A21s counts with a very superior storage capacity for games and applications than Google Pixel 3a, because although it has just 32 GB internal storage, it also counts with a SD extension slot that admits up to 512 GB. Samsung Galaxy A21s features a much better battery life than Google Pixel 3a, because it has a 5000mAh battery capacity.
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