I think it's hard to say. Depends on the phone, the plan, and so on. Not a lot of transparency in the process -- An unlocked iPhone is $650, or $27/month over

I think it's hard to say. Depends on the phone, the plan, and so on. Not a lot of transparency in the process -- An unlocked iPhone is $650, or $27/month over the life of the contract. That would likely make up a big portion of the monthly bill, were it to be broken out separately in the statement.