5 Oldest iPhones In The World (In iPhone) Rate this post 5 Oldest iPhones In The World S. No. Model Release Date 1. iPhone June 29, 2007 2. iPhone 3G July 11, 2008 3. iPhone 3GS June 19, 2009 4. iPhone 4 June 24, 2010 5. iPhone 4S September 9, 2014 Source: Wikipedia Sharing Is Caring: