The Seagate - Barracuda 8TB Internal Hard Drive for Desktops costs $0.0350/GB while the Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ costs $0.0444/GB. Seagate - Barracuda 8TB Internal Hard Drive for Desktops offers 21% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate - Barracuda 8TB Internal Hard Drive for Desktops vs Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ — Which Is Better Value?
Specification Comparison
| Spec | Seagate - Barracuda 8TB Internal Hard Drive for Desktops | Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 8 TB | 8 TB |
| $/GB | $0.0350 | $0.0444 |
| Price | $279.99 | $354.99 |
| 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 8TB Internal Hard Drive for Desktops offers better value at $0.0350//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 $0.0444//GB — that's roughly 21% less per gigabyte.
The best deal for the Seagate - Barracuda 8TB Internal Hard Drive for Desktops is $279.99 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 $354.99 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 - Barracuda 8TB Internal Hard Drive for Desktops and Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate - Barracuda 8TB Internal Hard Drive for Desktops or Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ a better deal?
As of July 2026, Seagate - Barracuda 8TB Internal Hard Drive for Desktops offers better value at $0.0350//GB compared to Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ at $0.0444//GB. That is approximately 21% better value per gigabyte.
What is the price per GB of Seagate - Barracuda 8TB Internal Hard Drive for Desktops?
The Seagate - Barracuda 8TB Internal Hard Drive for Desktops is currently priced at $0.0350/GB ($279.99 for 8 TB) at Best Buy.
Where can I buy Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ for the cheapest price?
The cheapest price for the Western Digital 8TB WD Purple Surveillance Internal Hard Drive HDD - SATA 6 Gb/s, 256 MB Cache, 3.5" - WD85PURZ is $354.99 at Amazon, which works out to $0.0444/GB.