Compare phones
| Global Score | |
| 81 | 85.5 |
| Basic Information | |
| Samsung | Samsung |
| Android 6.0 Marshmallow | Android 11, 10 |
| 2017-02-24 | 2019-12-27 |
| 6.41 x 3.18 x 0.27 inches | 6.24 x 2.90 x 0.31 inches |
| 6.63 ounces | 6.07 ounces |
| Black and Gold | Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white |
| Metal | Plastic and Plastic |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| -- | $ 282.00 |
| Display / Screen | |
| 6 inches | 6.5 inches |
| 1920 x 1080 pixels (Full HD) | 2400 x 1080 pixels |
| Super AMOLED | Super AMOLED |
| 367 pixels per inch | 405 pixels per inch |
| No touch screen | No touch screen |
| 7.8 | 8.1 |
| Performance | |
| Qualcomm Snapdragon 653 8976 Pro chipset | Samsung Exynos 9611 chipset |
| ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1950 MHz) processor | ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor |
| 6 GB RAM | 4 GB RAM |
| Adreno 510 GPU | Mali-G72 MP3 GPU |
| 9.09 | 9.27 |
| Storage | |
| 64 GB internal memory | 128 GB internal memory |
| microSDXC (up to 256 GB) external memory slot | microSDXC (up to 512 GB) external memory slot |
| 10.78 | 14.14 |
| Camera | |
| 16.00 MP + 16.00 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 |
| 9.24 | 11.55 |
| 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 - Ion Battery | 4000mAh Li - Polymer Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | 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 | FM Radio |
Comparison review
The Samsung Galaxy A51 has an overall score of 85.5, which is just a bit better than the Galaxy C9 Pro's score of 81. Although Samsung Galaxy A51 is somewhat thicker than Galaxy C9 Pro, it's just a little bit lighter and also noticeably newer. Both of these phones use Android OS, but the Samsung Galaxy A51 has an older 11 version and Galaxy C9 Pro has Android 6.0 Marshmallow version.
The Samsung Galaxy A51 counts with a bit superior processing unit than Samsung Galaxy C9 Pro, although it has a smaller amount of RAM, they both have the same number of cores. The Galaxy A51 has a bit better display than Galaxy C9 Pro, because it has a little greater pixels amount in each inch of display, a bit bigger display and a slightly better resolution of 1080 x 2400px.
The Samsung Galaxy A51 shoots greater videos and photos than Galaxy C9 Pro, because although it has a smaller aperture which is not nice for low light photos and videos, it also counts with a lot higher 3840x2160 (4K) video definition and a way more mega pixels camera in the back. The Galaxy A51 has much more storage for apps and games than Galaxy C9 Pro, because it has 128 GB internal storage and a SD card slot that admits a maximum of 512 GB.
Galaxy A51's battery lifetime is just as good as Samsung Galaxy C9 Pro's battery life.
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