The iPhone X cannot run iOS 17 or iOS 18. It is stuck on iOS 16.
You can find lower prices here, but you must be careful of "Activation Locks" (iCloud locks). iphone x where to buy
Good for local pickups, but always test the phone with a SIM card before paying. ⚠️ Key Considerations Before Buying The iPhone X cannot run iOS 17 or iOS 18
To help you find the best deal, what is your ? I can also check which specific sellers currently have the best warranty offers . iphone x where to buy