Compare phones
| Global Score | |
| 91.8 | 81.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11 | -- |
| 2021-01-29 | 2017-08-11 |
| 5.97 x 2.80 x 0.31 inches | 5.99 x 2.95 x 0.39 inches |
| 6.03 ounces | 7.34 ounces |
| Gray, Phantom pink, Violet and White | Gold and Gray |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 722.00 | $ 245.00 |
| Display / Screen | |
| 6.2 inches | 5.8 inches |
| 2400 x 1080 pixels | 2960 x 1440 pixels |
| Dynamic AMOLED | Super AMOLED |
| 424 pixels per inch | 568 pixels per inch |
| 1300 cd/m2 brightness | -- |
| No touch screen | No touch screen |
| 9.2 | 8.9 |
| Performance | |
| Qualcomm Snapdragon 888 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| Kryo 680, 64-bit, 5 nm (Octa-Core 2840 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 8 GB RAM | 4 GB RAM |
| Adreno 660 GPU | Adreno 540 GPU |
| 9.63 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| No SD card slot | microSDXC (up to 256 GB) external memory slot |
| 10.1 | 10.78 |
| Camera | |
| 12.00 MP + 10.00 MP | 12.00 MP + 8.00 MP |
| f/1.80 aperture | f/1.70 aperture |
| 26.00mm focal length | 26.00mm focal length |
| 0.57 inches (1/1.76") sensor | 0.39 inches (1/2.55") sensor |
| 7680 x 4320 (24 fps) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (960 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 10.78 | 9.79 |
| 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 |
| 10.7 | 6.6 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| Wireless Charging | Wireless Charging |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1, EDR |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Barometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
Galaxy S21 is much better than Galaxy S8 Active, getting a 91.8 score against 81.9. Galaxy S21's design is incredibly newer, incredibly thinner and somewhat lighter than the Galaxy S8 Active. Samsung Galaxy S21 features a little sharper display than Galaxy S8 Active, because although it has a way worse 1080 x 2400 resolution and a lot lesser pixels per display inch, it also counts with a little larger display.
The Galaxy S8 Active features slightly more storage for apps and games than Samsung Galaxy S21, because although it has just 64 GB internal memory, it also counts with a slot for external memory cards that holds up to 256 GB. Galaxy S21 has a bit more powerful processor than Samsung Galaxy S8 Active, and although they both have a Octa-Core CPU, the Galaxy S21 also has more RAM memory.
The Galaxy S21 features a better camera than Galaxy S8 Active, because although it has a smaller aperture which is worse for shooting photos and video in low light environments, and they both have the same resolution back facing camera, the Galaxy S21 also counts with a lot higher video definition and a way larger sensor providing a way higher image quality.
Samsung Galaxy S8 Active's battery performance is very similar to the Galaxy S21 one.
Although Galaxy S21 is a better device, it costs a lot more than the Samsung Galaxy S8 Active, and it doesn't have such a good quality/price relation as Samsung Galaxy S8 Active. So if you want that extra features, you can buy the Galaxy S21, but if you don't you can save some money and buy the Samsung Galaxy S8 Active, letting go some specs and features.
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