Carriers like AT&T offer up to $1,100 off the iPhone 17 Pro series with an eligible trade-in. Where to Buy iPhone X Safely
If you still wish to purchase an iPhone X as a backup or secondary device, use these verified refurbished platforms: Apple iPhone X 10 64GB iOS Factory Unlocked Grey ... - eBay
Refurbished units typically cost between $100 and $150 , depending on condition and storage.
Available for free with port-in and new plan at retailers like Metro by T-Mobile.
The iPhone X is limited to iOS 16 ; it does not support iOS 17, 18, or the current iOS 26. Legitimate 2026 BOGO & Free iPhone Offers
Frequently offered free when you add a new line on unlimited plans at carriers like Verizon or T-Mobile .
View the product warranty conditions
Find a repairer