Compare phones
| Global Score | |
| 73.1 | 81 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.0 Oreo | Android 6.0 Marshmallow |
| 2018-07-13 | 2017-02-24 |
| 6.03 x 3.00 x 0.34 inches | 6.41 x 3.18 x 0.27 inches |
| 6.38 ounces | 6.63 ounces |
| Blue | Black and Gold |
| -- | Metal |
| Scratch-Resistant Glass | Scratch-Resistant Glass |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 6 inches |
| 1280 x 720 pixels (HD) | 1920 x 1080 pixels (Full HD) |
| TFT | Super AMOLED |
| 267 pixels per inch | 367 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 7.8 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 653 8976 Pro chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A72 and ARM Cortex-A53, 64-bit, 28 nm (Octa-Core 1950 MHz) processor |
| 2 GB RAM | 6 GB RAM |
| Mali-T830 MP1 GPU | Adreno 510 GPU |
| 8.73 | 9.09 |
| Storage | |
| 32 GB internal memory | 64 GB internal memory |
| microSDXC (up to 400 GB) external memory slot | microSDXC (up to 256 GB) external memory slot |
| 9.44 | 10.78 |
| Camera | |
| 13.00 MP + 13.00 MP | 16.00 MP + 16.00 MP |
| f/1.70 aperture | f/1.90 aperture |
| 28.00mm focal length | -- |
| 0.33 inches (1/3.06") sensor | -- |
| 1920 x 1080 (30 fps) (Full HD) video resolution | 1920 x 1080 (30 fps) (Full HD) video resolution |
| 9.13 | 9.24 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE-A (4G), LTE (4G), HSPA+ (4G), HSDPA and HSUPA |
| Nano SIM | Nano SIM, Dual SIM |
| 6.6 | 6.7 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 4000mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.92 |
| Other Features | |
| Bluetooth 4.2 | Bluetooth 4.2 |
| GPS | GPS |
| NFC | NFC |
| -- | 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 C9 Pro has a global score of 81, which is better than Galaxy J7 Star's score of 73.1. Even though Galaxy C9 Pro is older and a bit heavier than the Galaxy J7 Star, it's design is still thinner. Both phones in our current comparison come with Android OS, but Galaxy C9 Pro has the previous 6.0 Marshmallow version and Galaxy J7 Star has Android 9.0 Pie version.
The Galaxy C9 Pro counts with a little more vivid screen than Galaxy J7 Star, because it has a lot higher resolution of 1080 x 1920 pixels, a bit bigger screen and a higher screen density. The Samsung Galaxy C9 Pro has a little bit better performance than Samsung Galaxy J7 Star, and although they both have the same number of cores, the Samsung Galaxy C9 Pro also has 4 GB more RAM.
The Galaxy C9 Pro counts with a greater storage for applications and games than Galaxy J7 Star, because although it has an external memory card slot that holds up to 256 GB against 400 GB, it also counts with 64 GB internal storage. The Galaxy C9 Pro takes slightly better videos and photos than Galaxy J7 Star, because although it has a smaller diafragm aperture which is not nice for low light photos and video, and they both have the same (Full HD) video resolution and the same video frame rates, the Galaxy C9 Pro also counts with a camera with more megapixels.
The Galaxy C9 Pro has longer battery duration than Galaxy J7 Star, because it has a 21 percent greater battery size.
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