Compare phones
| Global Score | |
| 73.1 | 77.7 |
| Basic Information | |
| Samsung | Samsung |
| Android 9.0 Pie, 8.0 Oreo | Android 8.0 Oreo, 7.0 Nougat, 6.0 Marshmallow |
| 2018-07-13 | 2016-06-01 |
| 6.03 x 3.00 x 0.34 inches | 6.17 x 3.04 x 0.27 inches |
| 6.38 ounces | 5.96 ounces |
| Blue | Gold, Gray and Pink |
| -- | Metal |
| Scratch-Resistant Glass | -- |
| $ 107.00 | -- |
| Display / Screen | |
| 5.5 inches | 5.7 inches |
| 1280 x 720 pixels (HD) | 1920 x 1080 pixels (Full HD) |
| TFT | Super AMOLED |
| 267 pixels per inch | 386 pixels per inch |
| No touch screen | No touch screen |
| 7.1 | 7.9 |
| Performance | |
| Samsung Exynos 7 Octa 7870 chipset | Qualcomm Snapdragon 625 8953 chipset |
| ARM Cortex-A53, 64-bit, 14 nm (Octa-Core 1600 MHz) processor | ARM Cortex-A53, 64-bit (Octa-Core 2000 MHz) processor |
| 2 GB RAM | 4 GB RAM |
| Mali-T830 MP1 GPU | Adreno 506 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 128 GB) external memory slot |
| 9.44 | 10.02 |
| Camera | |
| 13.00 MP + 13.00 MP | 16.00 MP + 8.00 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 | 9.13 |
| Networks | |
| Wi-Fi | Wi-Fi |
| Mobile Hotspot | Mobile Hotspot |
| LTE (4G), HSPA+ (4G), HSDPA and HSUPA | LTE (4G) and HSPA |
| Nano SIM | Nano SIM |
| 6.6 | 6 |
| Battery Life | |
| 3300mAh Li - Polymer Battery | 3300mAh Li - Ion Battery |
| Non-Removable Battery | Non-Removable Battery |
| 5.28 | 5.28 |
| 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, Light Sensor and Proximity Sensor |
| -- | FM Radio |
Comparison review
Samsung Galaxy C7 has a global score of 77.7, which is just a bit better than Galaxy J7 Star's score of 73.1. Both phones in this comparison include Android operating system, but the Samsung Galaxy C7 has 8.0 Oreo version and Galaxy J7 Star has Android 9.0 Pie. The Samsung Galaxy C7 construction is noticeably thinner and a little bit lighter than Galaxy J7 Star, even though it was released many years before.
The Samsung Galaxy C7 has a bit better processor than Galaxy J7 Star, and although they both have the same number of cores, the Samsung Galaxy C7 also has 2 GB more RAM. Samsung Galaxy C7 has a much better screen than Galaxy J7 Star, because it has a much better resolution of 1080 x 1920px, a bit bigger display and a greater pixels density.
The Samsung Galaxy C7 features a bit bigger memory capacity for games and applications than Samsung Galaxy J7 Star, because although it has a SD extension slot that admits a maximum of 128 GB against 400 GB, it also counts with 64 GB internal storage capacity. Samsung Galaxy C7's battery duration is just as good as Galaxy J7 Star's battery life.
Galaxy J7 Star and Samsung Galaxy C7 count with extremely similar cameras, because although the Samsung Galaxy C7 has a smaller aperture, and they both have the same video frame rates and the same (Full HD) video resolution, it also counts with a back facing camera with more mega pixels.
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