An upgrade is an extension of your contract with your current network provider. The main reasons for you to upgrade would be to change to a better-suited tariff to save you some cash, or alternatively to get a brand new, top-of-the-range mobile phone.
Upgrading your mobile may sound complicated but in truth it's really straight forward. It also doesn’t matter where you brought your previous handset and contract. With a top selection of all the big networks, it’s never been easier to upgrade and save with us.