Compare phones
| Global Score | |
| 72.8 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2016-10-01 | 2019-12-27 |
| 6.17 x 3.02 x 0.28 inches | 6.24 x 2.90 x 0.31 inches |
| 6.42 ounces | 6.07 ounces |
| Blue, Gold and Silver | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Aluminum and Aluminum | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 5.7 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 386 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 8 | 8.1 |
| Performance | |
| Samsung Exynos 7 Octa 7420 chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A57 and ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 2100 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 3 GB RAM | 4 GB RAM |
| Yes GPU | Mali-G72 MP3 GPU |
| 9.09 | 9.27 |
| Storage | |
| 32 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 8.88 | 14.14 |
| Camera | |
| 16.00 MP + 8.00 MP | 48.00 MP + 32.00 MP |
| f/1.90 aperture | f/2.00 aperture |
| -- | 26.00mm focal length |
| -- | 0.5 inches (1/2") 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 |
| 9.13 | 11.55 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| -- | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 3 | 6.7 |
| Battery Life | |
| 3300mAh Li - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.1 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Galaxy A51 has a general score of 85.5, which is better than the Galaxy A8 (2016)'s 72.8 score. Although Galaxy A51 is a little bit thicker than Galaxy A8 (2016), it's a bit lighter and also extremely newer. Both of these devices come with Android operating system, but the Galaxy A51 has the previous 11 version while Galaxy A8 (2016) has Android 6.0 Marshmallow version.
The Galaxy A51 features a bit faster processor than Galaxy A8 (2016), and although they both have 8 cores, the Galaxy A51 also has 1 GB more RAM. Samsung Galaxy A51 features a bit better screen than Samsung Galaxy A8 (2016), because it has a little bit more pixels per inch of screen, a little bigger screen and a slightly higher 1080 x 2400px resolution.
The Samsung Galaxy A51 shoots much better photos and videos than Galaxy A8 (2016), because although it has a smaller aperture which is not recommended for low light photos and videos, it also counts with a way higher 48 mega pixels resolution camera in the back and a lot higher (4K) video resolution.
The Samsung Galaxy A51 counts with a much greater memory capacity for games and applications than Samsung Galaxy A8 (2016), because it has 128 GB internal memory and a SD card slot that supports up to 512 GB. Galaxy A51 features improved battery lifetime than Samsung Galaxy A8 (2016), because it has 4000mAh of battery capacity.
Disclaimer: As an Amazon Associate I earn from qualifying purchases.