Compare Storage Prices by Cost Per Gigabyte
BuyPerUnit tracks 2,867+ storage products across Amazon, Best Buy, and Newegg — ranked by price per gigabyte, updated daily. Compare SSDs, hard drives, SD cards, USB flash drives, and RAM to find the best value.
Storage Prices by Category
| Category | Best $/GB | Avg $/GB | Products | Updated | |
|---|---|---|---|---|---|
| SSDs & NVMe Drives NVMe and SATA SSDs ranked by $/GB — fastest storage | $0.0640 | $0.1300 | 664 | View all → | |
| Hard Drives (HDD) Mechanical HDDs ranked by $/GB — best value for bulk storage | $0.0212 | $0.0384 | 266 | View all → | |
| SD & microSD Cards Full-size SD and microSD cards ranked by $/GB | $0.0859 | $0.1752 | 758 | View all → | |
| USB Flash Drives USB-A and USB-C flash drives ranked by $/GB | $0.1000 | $0.2381 | 179 | View all → | |
| Computer RAM DDR5, DDR4, desktop and laptop memory ranked by $/GB | $2.5619 | $5.8352 | 1,000 | View all → |
Browse by Category
SSDs & NVMe Drives
NVMe and SATA SSDs ranked by $/GB — fastest storage
664 productsfrom $0.0640/GB
Hard Drives (HDD)
Mechanical HDDs ranked by $/GB — best value for bulk storage
266 productsfrom $0.0212/GB
SD & microSD Cards
Full-size SD and microSD cards ranked by $/GB
758 productsfrom $0.0859/GB
USB Flash Drives
USB-A and USB-C flash drives ranked by $/GB
179 productsfrom $0.1000/GB
Computer RAM
DDR5, DDR4, desktop and laptop memory ranked by $/GB
1,000 productsfrom $2.5619/GB
Storage Buying Guides
Frequently Asked Questions
What is the cheapest storage per GB in 2026?▾
BuyPerUnit tracks 2,867+ storage products across Amazon, Best Buy, and Newegg. The cheapest storage per GB changes daily — check the live rankings for today's best price.
SSD vs HDD: which is cheaper per GB?▾
Hard drives (HDDs) are still cheaper per gigabyte than SSDs, especially at high capacities (8TB+). However, SSDs offer 5-7x faster speeds. For bulk storage, HDDs win on $/GB. For everyday use, SSDs are worth the premium.
How does BuyPerUnit calculate price per GB?▾
BuyPerUnit divides the retail price by the storage capacity in gigabytes. A $120 drive with 2TB (2,000 GB) of capacity costs $0.06/GB. Products are ranked from lowest to highest $/GB so the best value always appears first.