iPhone 5 could arrive as early as June at Apple’s Worldwide Developer’s Conference, according to tech site DigiTimes.
Meanwhile claims from a source at Apple’s manufacturer Foxconn suggest the new device will include a +4-inch screen and new form factor.
iPhone 4S only launched in October 2011.
Apple CEO Tim Cook last month said the company is working on new products, with the iPad 3 rumoured for a reveal next month.
Look out for our iPad 3 rumour round-up soon.