There are rumors by the popular Twitter tipster @mmddj_china, that Samsung has already started testing the Android 7.0 Nougat operating system update for the Galaxy C5 ( SM-C5000), Galaxy C7 (SM-C7000) and Galaxy c9 Pro (SM-C9000) smartphones in China. However, the post did not mention the schedule of its rolling out to three smartphones listed, but there are surely chances that it might happen soon.
Coming to the changes that these three smartphone users are likely to experience on receiving the software update; there will be an enhance notifications setup including a Quick Reply feature and an expandable notification directly from the notification panel. There is going to be a battery life enhancement as well as a device performance improvement.
All the three above mentioned devices flaunt their metal body and possesses a single rear camera along with a front facing fingerprint scanner. Besides, the three devices have a full HD Super AMOLED Display panels. The Galaxy C5 smartphone has a 5.2 inch display screen while the Galaxy C7 smartphone has a 5.7 inch display screen and the Galaxy C9 pro has a 6 inch display screen.
The one with the 5.2 inch display screen is powered by the 64 but octa-core Snapdragon 617 SoC, while the Galaxy C7 is powered by the 64 bit octa core Snapdragon 625 SoC and the Galaxy C9 Pro is powered by the 64 bit octa-core Snapdragon 653 SoC.