Compare phones
| Global Score | |
| 85.5 | 81 |
| Basic Information | |
| Samsung | Samsung |
| Android 11, 10 | Android 6.0 Marshmallow |
| 2019-12-27 | 2017-02-24 |
| 6.24 x 2.90 x 0.31 inches | 6.41 x 3.18 x 0.27 inches |
| 6.07 ounces | 6.63 ounces |
| Prism Crush black, Prism Crush blue, Prism Crush pink and Prism Crush white | Black and Gold |
| Plastic and Plastic | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 282.00 | -- |
| Display / Screen | |
| 6.5 inches | 6 inches |
| 2400 x 1080 pixels | 1920 x 1080 pixels (Full HD) |
| Super AMOLED | Super AMOLED |
| 405 pixels per inch | 367 pixels per inch |
| No touch screen | No touch screen |
| 8.1 | 7.8 |
| Performance | |
| Samsung Exynos 9611 chipset | Qualcomm Snapdragon 653 8976 Pro chipset |
| ARM Cortex-A73 and ARM Cortex-A53, 64-bit, 10 nm (Octa-Core 2300 MHz) processor | ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1950 MHz) processor |
| 4 GB RAM | 6 GB RAM |
| Mali-G72 MP3 GPU | Adreno 510 GPU |
| 9.27 | 9.09 |
| Storage | |
| 128 GB internal memory | 64 GB internal memory |
| microSDXC (up to 512 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 14.14 | 10.78 |
| Camera | |
| 48.00 MP + 32.00 MP | 16.00 MP + 16.00 MP |
| f/2.00 aperture | f/1.90 aperture |
| 26.00mm focal length | -- |
| 0.5 inches (1/2") sensor | -- |
| 3840 x 2160 (30 fps) (4K) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 1280 x 720 (240 fps) (HD) slow motion video | -- |
| 11.55 | 9.24 |
| 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 | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.92 | 5.92 |
| Other Features | |
| Bluetooth 5.0 | Bluetooth 4.2 |
| 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 Galaxy A51 is a bit better than the Samsung Galaxy C9 Pro, having an 85.5 score against 81. Both phones in this review include Android operating system, but Galaxy A51 has older 11 version and Samsung Galaxy C9 Pro has Android 6.0 Marshmallow. Galaxy A51's design is notably newer and a little bit lighter, but somewhat thicker than Samsung Galaxy C9 Pro.
Galaxy A51 counts with a little better hardware performance than Galaxy C9 Pro, although it has a lower amount of RAM, they both have 8 CPU cores. Galaxy A51 features a slightly better looking display than Galaxy C9 Pro, because it has a quite better 1080 x 2400 pixels resolution, a little bit higher pixels density and a quite larger screen.
Samsung Galaxy A51 captures way better videos and photos than Samsung Galaxy C9 Pro, because although it has a smaller aperture, it also counts with a way better (4K) video resolution and a camera in the back with a much higher 48 mega pixels resolution. The Galaxy A51 counts with a very superior memory for applications, games, photos and videos than Galaxy C9 Pro, because it has a SD card slot that supports up to 512 GB and 128 GB internal storage capacity.
Samsung Galaxy C9 Pro counts with a battery performance that is just as good as the battery lifetime in Galaxy A51.
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