OnePlus 5, OnePlus 4 Waterproof Phone Coming With Android Nougat, 6GB RAM, 23MP Camera; Competes With Galaxy S8 & iPhone 8 [Video] OnePlus 5, OnePlus 4 is the upcoming smartphone from the Chinese smartphone manufacturer which is believed to include some killer specs. The flagship will also be powered by Android 7.0 Nougat and many amazing features.