Sony Xperia M4 Aqua Dual official Pictures. Sony Xperia M4 Aqua Dual is a Smartphone of sony. The Sony Xperia M4 Aqua Dual Android Smartphone. Announced Mar 2015. Features 5.0″ Display, Snapdragon 615 Chipset, 13 MP Primary Camera, 5 MP Front Camera, 2400 MAh Battery, 16 GB Storage, 2 GB RAM, Scratch-resistant Glass. Sony Xperia M4 Aqua Dual price starts.