Samsung Galaxy S21 128GB unlocked vs Samsung Galaxy Z Fold4 256GB unlocked
Samsung Galaxy S21 128GB unlocked typically costs $3.13 less than Samsung Galaxy Z Fold4 256GB unlocked on eBay right now ($165 vs $168 median asking price, item + shipping). Per GB storage, Samsung Galaxy Z Fold4 256GB unlocked is cheaper: $0.66 vs $1.29. Prices from filtered US eBay listings, checked twice a day; asking prices, not sold prices. How we price.
We earn a commission when you buy through these links, at no cost to you.
Samsung Galaxy S21 128GB unlockedBuy from $107 on eBay
Typical $165 · $1.29/GB storage · 32 listings
Tracking began 2026-11-11, so there isn't enough history for a buy/wait call yet. Today the cheapest clean listing is 35% under the typical one.
Samsung Galaxy Z Fold4 256GB unlockedBuy from $150 on eBay
Typical $168 · $0.66/GB storage · 182 listings
Tracking began 2026-11-11, so there isn't enough history for a buy/wait call yet. Today the cheapest clean listing is 11% under the typical one.
Samsung Galaxy S21 128GB unlocked
Buy from $107 on eBay
Typical $165 · $1.29/GB storage · 32 listings
Tracking began 2026-11-11, so there isn't enough history for a buy/wait call yet. Today the cheapest clean listing is 35% under the typical one.
Samsung Galaxy Z Fold4 256GB unlocked
Buy from $150 on eBay
Typical $168 · $0.66/GB storage · 182 listings
Tracking began 2026-11-11, so there isn't enough history for a buy/wait call yet. Today the cheapest clean listing is 11% under the typical one.