The WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ costs $0.0406/GB while the Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk costs $0.0306/GB. Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers 25% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ vs Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk — Which Is Better Value?
Specification Comparison
| Spec | WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ | Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 8TB | 8 TB |
| $/GB | $0.0406 | $0.0306 |
| Price | $324.99 | $244.99 |
| Retailer | Newegg | 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 Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers better value at $0.0306//GB compared to the WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ at $0.0406//GB — that's roughly 25% less per gigabyte.
The best deal for the Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk is $244.99 at Amazon, while the WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ starts at $324.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ and Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ or Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk a better deal?
As of June 2026, Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers better value at $0.0306//GB compared to WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ at $0.0406//GB. That is approximately 25% better value per gigabyte.
What is the price per GB of WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ?
The WD Blue 8TB Desktop Hard Disk Drive - 5640 RPM SATA 6Gb/s 256MB Cache 3.5 Inch - WD80EAAZ is currently priced at $0.0406/GB ($324.99 for 8TB) at Newegg.
Where can I buy Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk for the cheapest price?
The cheapest price for the Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk is $244.99 at Amazon, which works out to $0.0306/GB.