What is a good price per GB for a hard drive?

As of November 5, 2026, the median in-stock hard drive on BuyPerUnit is $0.0665/GB; under $0.0519/GB is the cheapest quarter of 1,371 listings, and the floor is $0.0275/GB. High-capacity 3.5-inch desktop drives (8TB and up) set the floor; portable 2.5-inch externals run roughly two to three times the per-gigabyte price.