The Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk costs $0.0297/GB while the WD - Blue 4TB PC Internal Hard Drive for Desktops costs $0.0262/GB. WD - Blue 4TB PC Internal Hard Drive for Desktops offers 12% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk vs WD - Blue 4TB PC Internal Hard Drive for Desktops — Which Is Better Value?
WD - Blue 4TB PC Internal Hard Drive for Desktops
Specification Comparison
| Spec | Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk | WD - Blue 4TB PC Internal Hard Drive for Desktops |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.0297 | $0.0262 |
| Price | $118.99 | $104.99 |
| Retailer | Amazon | Best Buy |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD - Blue 4TB PC Internal Hard Drive for Desktops offers better value at $0.0262//GB compared to the Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk at $0.0297//GB — that's roughly 12% less per gigabyte.
The best deal for the WD - Blue 4TB PC Internal Hard Drive for Desktops is $104.99 at Best Buy, while the Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk starts at $118.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk and WD - Blue 4TB PC Internal Hard Drive for Desktops product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk or WD - Blue 4TB PC Internal Hard Drive for Desktops a better deal?
As of March 2026, WD - Blue 4TB PC Internal Hard Drive for Desktops offers better value at $0.0262//GB compared to Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk at $0.0297//GB. That is approximately 12% better value per gigabyte.
What is the price per GB of Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk?
The Seagate 4TB BarraCuda SATA 6Gb/s 256MB Cache 3.5-Inch Internal Hard Drive (ST4000DM004) Single Pack,Mechanical Hard Disk is currently priced at $0.0297/GB ($118.99 for 4 TB) at Amazon.
Where can I buy WD - Blue 4TB PC Internal Hard Drive for Desktops for the cheapest price?
The cheapest price for the WD - Blue 4TB PC Internal Hard Drive for Desktops is $104.99 at Best Buy, which works out to $0.0262/GB.