Apple will reportedly announce the iPhone 5S and iPhone 6 this year. The design of the iPhone 5S is same as the iPhone 5 and iPhone 6 will see a major redesign in order to fit a larger 5-inch display.
A new report has claimed that two 4-inch iPhone models will be unveiled in this year and another model with a larger screen will be released in 2014 or beyond.
Apple is planning to unveil three new iPhone smartphones: iPhone 5S and a 4.8-inch iPhone Math by June, and a new iPhone model with a 12 MP camera before Christmas.