Question: how much does it cost to upgrade an iphone 6 to an iphone 8?
Answer: Through the Apple upgrade plan, the iPhone 8 will start at $34.50 a month for the 64GB model. The 264GB model will run $40.75 a month. For the iPhone 8 Plus, the 64GB version costs $39.50 and the 256GB model will cost $45.75.