The WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ costs $0.0559/GB while the Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk costs $0.0336/GB. Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers 40% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ 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 Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ | 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 | $0.0559 | $0.0336 |
| Price | $447.45 | $269.00 |
| 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 $0.0336//GB compared to the WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ at $0.0559//GB — that's roughly 40% 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 $269.00 at Amazon, while the WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ starts at $447.45 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 Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ 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 Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ or Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk a better deal?
As of July 2026, Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers better value at $0.0336//GB compared to WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ at $0.0559//GB. That is approximately 40% better value per gigabyte.
What is the price per GB of WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ?
The WD Red Plus 8TB CMR NAS Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, 128MB Cache, 3.5' - WD80EFZZ is currently priced at $0.0559/GB ($447.45 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 $269.00 at Amazon, which works out to $0.0336/GB.