Steve Jobs announced Apple iPhone 4 at WWDC 2010. It has some great features than the 3GS.
The iPhone 4 will be launching on June 24th. But, the pre-orders are starting from today, June 15th. Currently, only black color is available for the pre-order.
In the US, 16 GB model is available for $199 and 32 GB model is for $299 with a 2 year contract.
Also, unlocked Apple iPhone 4 is available for pre-order in UK, France and Canada. The iPhone is available without any contract, so it can be used with any carrier.
The unlocked iPhone 4’s are available for £499 for the 16GB model, and £599 for the 32GB model in the UK, €629 for 16GB and €739 for the 32GB in France, and $649 for the 16GB and $749 for the 32GB in Canada.