<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> iPhone 8 and iPhone 8 Plus are smartphones designed, developed, and marketed by Apple Inc . They were announced on September 12, 2017, alongside the higher - end iPhone X, at the Steve Jobs Theater in the Apple Park campus, and were released on September 22, 2017, succeeding iPhone 7 and iPhone 7 Plus . </P> <P> Besides the addition of a glass back, the designs of iPhone 8 and 8 Plus are largely similar to that of their predecessors . Notable changes include the addition of wireless charging, a faster processor, and improved cameras and displays . The iPhone 8 and 8 Plus share most of their internal hardware with the iPhone X . </P>

When did the i phone 8 plus come out