The iPhone 5C is sold at a lower price than the iPhone 5S. The iPhone 4S is still being sold, but has been changed so that it costs less than the 5C. The iPhone 5S sells for $199 for the 16 GB model with a two-year contract in the United States. It sells for $649 without a contract. The 5C sells for $99 for the 16 GB model on a contract. It sells for $549 without a contract. The iPhone 4S is still being sold, but the price has been dropped. It is free on a two-year contract or $449 without a contract.