Samsung Galaxy SIII 16GB and 32 GB models are now available for purchase on the Sprint network. The 1.5 Ghz dual-core phone is available on a 2-year contract for $249.99 (32GB) and $199.99. Sprint has a host of amazing plans to accompany your device and are also willing to give you some cash discount on your old phone. Sprint have decided not to abandon their Unlimited data plan and is available for $99.99 p/month.