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
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 iphone x buy 1 get 1
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 If you still wish to purchase an iPhone
Frequently offered free when you add a new line on unlimited plans at carriers like Verizon or T-Mobile . it does not support iOS 17
Available for free with port-in and new plan at retailers like Metro by T-Mobile.