Fairphone 4 official Pictures. Fairphone 4 is a Smartphone of fairphone. The Fairphone 4 Android Smartphone. Announced Sep 2021. Features 6.3″ Display Snapdragon 750G 5G Chipset 3905 MAh Battery 256 GB Storage 8 GB RAM MIL-STD-810G Compliant Corning Gorilla Glass 5. Fairphone 4 price starts.