O2 have today officially revealed the UK pricing for the upcoming iPhone 3G S scheduled for launch on June 19th.

The iPhone 3G S will be priced at £189.48 for the 16GB version as part of a new 18 month contract at £29.30 a month. The 32GB iPhone 3G S will be priced at £274.23.

As part of a 24 month contract priced at £34.26, the iPhone 3G S 16GB model will cost £87.11, with the 32GB model available at £175.19.

Current iPhone owners will have the option of upgrading, but according to the latest twitter updates from O2 they will have to pay to end their existing contract early.

“The early upgrade cost is likely to be monthly cost x months left on your contract, but specifics may vary slightly”