Samsung Galaxy S6 Duos official Pictures. Samsung Galaxy S6 Duos is a Smartphone of samsung. The Samsung Galaxy S6 Duos Android Smartphone. Announced Jun 2015. Features 5.1″ Display, Exynos 7420 Octa Chipset, 16 MP Primary Camera, 5 MP Front Camera, 2550 MAh Battery, 128 GB Storage, 3 GB RAM, Corning Gorilla Glass 4. Samsung Galaxy S6 Duos price starts.