Samsung Galaxy Tab S 8.4 official Pictures. Samsung Galaxy Tab S 8.4 is a Smartphone of samsung. The Samsung Galaxy Tab S 8.4 Android Tablet. Announced Jun 2014. Features 8.4″ Display, Exynos 5420 Octa Chipset, 8 MP Primary Camera, 2.1 MP Front Camera, 4900 MAh Battery, 32 GB Storage, 3 GB RAM. Samsung Galaxy Tab S 8.4 price starts.