Compare phones
| Global Score | |
| 85.5 | 84.9 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | -- |
| 2019-12-27 | 2019-05-29 |
| 6.24 x 2.90 x 0.31 inches | 6.50 x 3.01 x 0.37 inches |
| 6.07 ounces | 7.76 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Angel gold, Ghost white and Phantom black |
| Plastic and Plastic | Aluminum and Glass (Corning Gorilla Glass 6) |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6.7 inches |
| 2400 x 1080 pixels | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 393 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 8 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 730 SM7150-AA chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | Kryo 470, 64-bit, 8 nm (Octa-Core 2200 MHz) processor |
| 4 GB RAM | 8 GB RAM |
| Mali-G72 MP3 GPU | Adreno 618 GPU |
| 9.27 | 9.27 |
| Storage | |
| 128 GB internal memory | 128 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | No SD card slot |
| 14.14 | 10.1 |
| Camera | |
| 48.00 MP + 32.00 MP | 48.00 MP |
| f/2.00 aperture | f/2.00 aperture |
| 26.00mm focal length | 25.00mm focal length |
| 0.5 inches (1/2") sensor | 0.5 inches (1/2") sensor |
| 3840 x 2160 (30 fps) (4K) video resolution | 3840 x 2160 (30 fps) (4K) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | 1280 x 720 (480 fps) (HD) slow motion video |
| 11.55 | 10.78 |
| 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), HSDPA and HSUPA |
| Nano SIM, Dual SIM | Nano SIM, Dual SIM |
| 6.7 | 6.7 |
| Battery Life | |
| 4000mAh Li - Polymer Battery | 3700mAh Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.68 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 5.0 |
| GPS | GPS |
| NFC | NFC |
| Fingerprint ID Scanner | Fingerprint ID Scanner |
| Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor and Proximity Sensor |
| FM Radio | -- |
Comparison review
The Galaxy A51 is slightly better than Galaxy A80, having an 85.5 score against 84.9. Even when Galaxy A51 and the Galaxy A80 were released with only 7 months difference, Galaxy A51 is lighter and thinner. Galaxy A51 counts with a bit better looking display than Samsung Galaxy A80, because although it has a bit smaller screen, and they both have exactly the same 1080 x 2400 pixels resolution, the Galaxy A51 also counts with a little bit greater pixels density.
The Samsung Galaxy A80's CPU is just as good as Galaxy A51's CPU, and although the Samsung Galaxy A80 has more RAM, they both have 8 cpu cores. Samsung Galaxy A51 has just a bit better camera than Galaxy A80. Both of them have the same 30 fps video frame rates, the same (4K) video quality, a same size aperture, the same resolution camera in the back and the same back camera sensor size.
The Samsung Galaxy A51 counts with a much better memory capacity to store more games and applications than Galaxy A80, and although they both have the same 128 GB internal storage capacity, the Samsung Galaxy A51 also has a slot for SD memory cards that admits a maximum of 512 GB. The Galaxy A51 features just a little bit longer battery lifetime than Galaxy A80, because it has 4000mAh of battery capacity against 3700mAh.
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