Compare phones
| Global Score | |
| 90.8 | 81.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2020-04-29 | 2017-04-21 |
| 6.26 x 2.90 x 0.34 inches | 5.86 x 2.68 x 0.31 inches |
| 6.60 ounces | 5.47 ounces |
| Prism cube black | Arctic silver, Burgundy red, Coral blue, Maple gold, Midnight black, Orchid gray and Rose pink |
| Aluminum and Plastic | Aluminum and Glass (Corning Gorilla Glass 5) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 339.00 | $ 173.00 |
| 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), HSDPA and HSUPA |
| Nano SIM | Nano SIM |
| 10.7 | 6.7 |
| Battery Life | |
| 4500mAh Li - Polymer Battery | 3000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| -- | Wireless Charging |
| 6.32 | 4.96 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0, 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
Samsung Galaxy A51 5G is better than Samsung Galaxy S8, with a general score of 90.8 against 81.7. Samsung Galaxy A51 5G's body is noticeably newer than the Samsung Galaxy S8's, although it is a little bit thicker and somewhat heavier. The Galaxy S8 has a processing unit that's very similar to the Samsung Galaxy A51 5G one, and although the Galaxy S8 has a lower amount of RAM memory, they both have the same number of cores.
Samsung Galaxy S8 features a little sharper display than Samsung Galaxy A51 5G, because although it has a little bit smaller screen, it also counts with a greater number of pixels per inch in the screen and a better resolution of 1440 x 2960 pixels. Galaxy A51 5G has a much better storage capacity to install applications and games or saving photos and videos than Galaxy S8, because it has a SD memory slot that supports up to 1000 GB and 128 GB internal memory.
The Galaxy A51 5G has a really longer battery life than Samsung Galaxy S8, because it has 4500mAh of battery capacity. Galaxy A51 5G takes much clearer photos and videos than Samsung Galaxy S8, because although it has a tinier aperture which is not recommended for shooting pictures and/or video in poorly lited environments, and they both have the same video quality and the same video frame rate, the Galaxy A51 5G also counts with a camera with a lot better 48 mega pixels resolution and a lot bigger back camera sensor.
Although Galaxy A51 5G is a better device, it costs a lot more money than the Galaxy S8, and it doesn't have such a good quality/price relation as the Galaxy S8. If you prefer to save some dollars, you can get Galaxy S8, giving up a couple features, but you'll get the most out of your money.
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