Compare phones
| Global Score | |
| 76.9 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 10, 9.0 Pie | Android 10 |
| 2019-04-26 | 2020-06-19 |
| 6.47 x 3.02 x 0.31 inches | 6.44 x 2.96 x 0.35 inches |
| 6.46 ounces | 6.77 ounces |
| Black, Blue, Pink and White | Black, Blue, Red and White |
| Plastic | -- |
| Scratch-Resistant Glass | -- |
| $ 299.00 | -- |
| Display / Screen | |
| 6.7 inches | 6.5 inches |
| 2400 x 1080 pixels | 1600 x 720 pixels |
| Super AMOLED | TFT |
| 393 pixels per inch | 270 pixels per inch |
| No touch screen | No touch screen |
| 8 | 7.2 |
| Performance | |
| Qualcomm Snapdragon 675 SM6150 chipset | Samsung Exynos 850 chipset |
| Kryo 460, 64-bit, 11 nm (Octa-Core 2000 MHz) processor | Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor |
| 6 GB RAM | 3 GB RAM |
| Adreno 612 GPU | Mali-G76 GPU |
| 9.18 | 9.09 |
| Storage | |
| 128 GB internal memory | 32 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 14.14 | 9.84 |
| Camera | |
| 32.00 MP | 48.00 MP + 13.00 MP |
| f/1.70 aperture | f/2.00 aperture |
| 27.00mm focal length | 26.00mm focal length |
| 0.36 inches (1/2.8") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1920 x 1080 (240 fps) (Full HD) slow motion video | -- |
| 3.52 | 10.78 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 4500mAh Battery | 5000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 6.32 | 6.8 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Gyroscope and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A21s has an overall score of 77.7, which is a little bit better than Samsung Galaxy A70's 76.9 score. Both phones in this review include the same Android 10 OS. Galaxy A21s is a newer cellphone than Samsung Galaxy A70, but it is a little bit heavier and somewhat thicker. The Samsung Galaxy A70 features a bit more powerful processing unit than Galaxy A21s, and although they both have the same number of cores, the Samsung Galaxy A70 also has a greater amount of RAM.
The Samsung Galaxy A70 has a brighter display than Galaxy A21s, because it has more pixels per screen inch, a little bit larger display and a much higher resolution of 1080 x 2400 pixels. The Galaxy A70 has a superior storage capacity for apps and games than Galaxy A21s, and although they both have a SD memory card expansion slot that holds a maximum of 512 GB, the Galaxy A70 also has 96 GB more internal storage capacity.
Galaxy A21s counts with a lot better camera than Samsung Galaxy A70, because although it has a smaller aperture, and they both have the same 30 frames per second video frame rates and the same (Full HD) video definition, the Galaxy A21s also counts with a much bigger back camera sensor. Galaxy A21s counts with just a bit longer battery performance than Samsung Galaxy A70, because it has 5000mAh of battery capacity.
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