iPhone 13 Pro Max 128GB unlocked vs iPhone 15 256GB unlocked
iPhone 13 Pro Max 128GB unlocked typically costs $0.42 less than iPhone 15 256GB unlocked on eBay right now ($429 vs $429 median asking price, item + shipping). Per GB storage, iPhone 15 256GB unlocked is cheaper: $1.68 vs $3.35. Prices from filtered US eBay listings, checked twice a day; asking prices, not sold prices. How we price.