The Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ costs $0.0491/GB while the Seagate - Barracuda 8TB Internal Hard Drive for Desktops costs $0.0325/GB. Seagate - Barracuda 8TB Internal Hard Drive for Desktops offers 34% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ vs Seagate - Barracuda 8TB Internal Hard Drive for Desktops — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ | Seagate - Barracuda 8TB Internal Hard Drive for Desktops |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 8 TB | 8 TB |
| $/GB | $0.0491 | $0.0325 |
| Price | $392.55 | $259.99 |
| Retailer | Amazon | Best Buy |
| 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 8TB Internal Hard Drive for Desktops offers better value at $0.0325//GB compared to the Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ at $0.0491//GB — that's roughly 34% less per gigabyte.
The best deal for the Seagate - Barracuda 8TB Internal Hard Drive for Desktops is $259.99 at Best Buy, while the Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ starts at $392.55 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ and Seagate - Barracuda 8TB Internal Hard Drive for Desktops product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ or Seagate - Barracuda 8TB Internal Hard Drive for Desktops a better deal?
As of August 2026, Seagate - Barracuda 8TB Internal Hard Drive for Desktops offers better value at $0.0325//GB compared to Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ at $0.0491//GB. That is approximately 34% better value per gigabyte.
What is the price per GB of Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ?
The Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ is currently priced at $0.0491/GB ($392.55 for 8 TB) at Amazon.
Where can I buy Seagate - Barracuda 8TB Internal Hard Drive for Desktops for the cheapest price?
The cheapest price for the Seagate - Barracuda 8TB Internal Hard Drive for Desktops is $259.99 at Best Buy, which works out to $0.0325/GB.