Compare phones
| Global Score | |
| 77.7 | 81.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 10 | -- |
| 2020-06-19 | 2017-08-11 |
| 6.44 x 2.96 x 0.35 inches | 5.99 x 2.95 x 0.39 inches |
| 6.77 ounces | 7.34 ounces |
| Black, Blue, Red and White | Gold and Gray |
| -- | Scratch-Resistant Glass |
| -- | $ 245.00 |
| Display / Screen | |
| 6.5 inches | 5.8 inches |
| 1600 x 720 pixels | 2960 x 1440 pixels |
| TFT | Super AMOLED |
| 270 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 7.2 | 8.9 |
| Performance | |
| Samsung Exynos 850 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| Arm Cortex-A55, 64-bit (Octa-Core 2000 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Mali-G76 GPU | Adreno 540 GPU |
| 9.09 | 9.27 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.84 | 10.78 |
| Camera | |
| 48.00 MP + 13.00 MP | 12.00 MP + 8.00 MP |
| f/2.00 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.5 inches (1/2") sensor | 0.39 inches (1/2.55") sensor |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| -- | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.78 | 9.79 |
| 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) and HSDPA |
| Nano SIM, Dual SIM | Nano SIM |
| 6.7 | 6.6 |
| Battery Life | |
| 5000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.8 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1, EDR |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Gyroscope and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
Comparison review
Samsung Galaxy S8 Active is a little bit better than the Galaxy A21s, having an 81.9 score against 77.7. Despite being the best we are comparing, we must tell that it's also a way older, thicker and just a bit heavier phone. Galaxy S8 Active counts with a much more vibrant display than Galaxy A21s, because although it has a little smaller display, it also counts with much more pixels per inch of screen and a much better resolution of 1440 x 2960px.
The Samsung Galaxy S8 Active counts with a bit better processor than Galaxy A21s, and although they both have 8 CPU cores, the Samsung Galaxy S8 Active also has a greater amount of RAM. The Galaxy A21s captures better photographs and videos than Galaxy S8 Active, because although it has a tinier camera aperture which is worse for capturing photographs and/or video in poorly lited environments, and they both have the same 1920x1080 video definition and the same 30 frames per second video frame rate, the Galaxy A21s also counts with a much bigger back camera sensor which gives a way better photo and video quality and a much better resolution back-facing camera.
The Galaxy S8 Active counts with a little bit more storage to store more games and applications than Galaxy A21s, because although it has a slot for external memory cards that supports a maximum of 256 GB against 512 GB, it also counts with 32 GB more internal storage. The Galaxy A21s has longer battery lifetime than Galaxy S8 Active, because it has a 5000mAh battery capacity.
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