Oppo R1S official Pictures. Oppo R1S is a Smartphone of oppo. The Oppo R1S Android Smartphone. Announced Apr 2014. Features 5.0″ Display, Snapdragon 400 Chipset, 13 MP Primary Camera, 5 MP Front Camera, 2410 MAh Battery, 16 GB Storage, 1000 MB RAM, Corning Gorilla Glass 3. Oppo R1S price starts.