Lg G4 has display Size 5.5", operating system Android 5.1.1, up to 7.0; LG UX 4 UI. The device has ram 3 GB too, card support is microSD, up to 256 GB (dedicated slot), it has 32 GB, 3 GB RAM hard disk. Back camera 16 MP is awesome, front camera 8 MP is also not bad. G4 has power storage, Up to 19 h (2G) / Up to 20 h (3G). Device status is Available