The WD - Blue 4TB PC Internal Hard Drive for Desktops costs $0.0325/GB while the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 costs $0.0300/GB. Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers 8% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - Blue 4TB PC Internal Hard Drive for Desktops vs Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 — Which Is Better Value?
WD - Blue 4TB PC Internal Hard Drive for Desktops
Specification Comparison
| Spec | WD - Blue 4TB PC Internal Hard Drive for Desktops | Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.0325 | $0.0300 |
| Price | $129.99 | $119.99 |
| Retailer | Best Buy | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers better value at $0.0300//GB compared to the WD - Blue 4TB PC Internal Hard Drive for Desktops at $0.0325//GB — that's roughly 8% less per gigabyte.
The best deal for the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 is $119.99 at Amazon, while the WD - Blue 4TB PC Internal Hard Drive for Desktops starts at $129.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - Blue 4TB PC Internal Hard Drive for Desktops and Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - Blue 4TB PC Internal Hard Drive for Desktops or Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 a better deal?
As of May 2026, Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers better value at $0.0300//GB compared to WD - Blue 4TB PC Internal Hard Drive for Desktops at $0.0325//GB. That is approximately 8% better value per gigabyte.
What is the price per GB of WD - Blue 4TB PC Internal Hard Drive for Desktops?
The WD - Blue 4TB PC Internal Hard Drive for Desktops is currently priced at $0.0325/GB ($129.99 for 4 TB) at Best Buy.
Where can I buy Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 for the cheapest price?
The cheapest price for the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 is $119.99 at Amazon, which works out to $0.0300/GB.