New reports set September 21 release date for iPhone 5 . Pre - orders will begin September 21 , says the Amazon . On Tuesday , a working , 32GB iPhone 3GS got an instant $ 91 offer ; a 16GB iPhone 4 would bring in $ 176 ; and the top-end iPhone 4S , the 64GB model , would get $ 371 . com are reporting increase in sales of used smartphones .
New reports set September 21 release date for iPhone 5 . Pre - orders will begin September 21 , says the Amazon . com are reporting increase in sales of used smartphones .