Compare phones
| Global Score | |
| 90.8 | 81.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-04-29 | 2017-08-11 |
| 6.26 x 2.90 x 0.34 inches | 5.99 x 2.95 x 0.39 inches |
| 6.60 ounces | 7.34 ounces |
| Prism cube black | Gold and Gray |
| Aluminum and Plastic | -- |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | $ 245.00 |
| Display / Screen | |
| 6.5 inches | 5.8 inches |
| 2400 x 1080 pixels | 2960 x 1440 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 568 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8.9 |
| Performance | |
| Samsung Exynos 980 chipset | Qualcomm Snapdragon 835 MSM8998 chipset |
| ARM Cortex-A77 and ARM Cortex-A55, 64-bit, 8 nm (Octa-Core 2200 MHz) processor | Kryo 280, 64-bit, 10 nm (Octa-Core 2350 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Mali-G76 MP5 GPU | Adreno 540 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 1000 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 15.38 | 10.78 |
| Camera | |
| 48.00 MP + 32.00 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 |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (480 fps) (HD) slow motion video | 1280 x 720 (240 fps) (HD) slow motion video |
| 11.55 | 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 | |
| 4500mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.1, EDR |
| GPS | GPS |
| NFC | 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 | -- |
Comparison review
Galaxy A51 5G is much better than Galaxy S8 Active, having a overall score of 90.8 against 81.9. The Galaxy A51 5G is a extremely newer cellphone, and it's also thinner and lighter than Galaxy S8 Active. The Galaxy S8 Active has a bit sharper display than Galaxy A51 5G, because although it has a little smaller display, it also counts with a better resolution of 1440 x 2960 pixels and more pixels per display inch.
The Galaxy A51 5G features a lot bigger storage for applications and games than Galaxy S8 Active, because it has 128 GB internal storage and a slot for an SD memory card that admits a maximum of 1000 GB. The Galaxy S8 Active has a processing unit that is very similar to Galaxy A51 5G's processor, and although the Galaxy S8 Active has a smaller amount of RAM, they both have a Octa-Core processor.
The Galaxy A51 5G counts with just a bit better battery duration than Samsung Galaxy S8 Active, because it has 4500mAh of battery capacity. The Samsung Galaxy A51 5G shoots much better pictures and videos than Galaxy S8 Active, because although it has a tinier aperture which is not recommended for low-light captures, and they both have the same (4K) video resolution and the same video frame rate, the Samsung Galaxy A51 5G also counts with a camera with a way better resolution and a much larger back camera sensor which offers a way better photo and video quality.
The Galaxy A51 5G is more expensive than the Samsung Galaxy S8 Active, but you can get a better phone for that extra dollars.
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