Ram: 6 GB
Camera: Dual: 12 MP (f/1.75, 1.4 µm, OIS) + 12 MP (f/2.6, 1.0 µm), dual pixel phase detection autofocus, 2x optical zoom, Carl Zeiss optics, dual-LED dual-tone flash
CPU: Octa core 2.5 GHz Kryo & 4x1.8 GHz Kryo
Battery: 3260 mAh
Ram: 2 GB
Camera: 13 MP, f/2.2, PDAF, LED flash
CPU: Quad core 1.4 GHz Cortex-A53
Battery: 3070 mAH
Ram: 4 GB
Camera: Dual 20 MP +12 MP, f/1.6, OIS, 2x lossless zoom, Leica optics, phase detection & laser autofocus, dual-LED (dual tone) flash
CPU: Octa core 4x2.4 GHz Cortex-A73 & 4x1.8 GHz Cortex-A53
Battery: 4000 mAh