The Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) costs $0.0312/GB while the HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive costs $0.0493/GB. Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) offers 37% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) vs HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive — Which Is Better Value?
Specification Comparison
| Spec | Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) | HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive |
|---|---|---|
| Brand | Seagate | HP |
| Capacity | 8 TB | 8TB |
| $/GB | $0.0312 | $0.0493 |
| Price | $249.99 | $394.45 |
| Retailer | Amazon | Newegg |
| 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 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) offers better value at $0.0312//GB compared to the HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive at $0.0493//GB — that's roughly 37% less per gigabyte.
The best deal for the Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) is $249.99 at Amazon, while the HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive starts at $394.45 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) and HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) or HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive a better deal?
As of July 2026, Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) offers better value at $0.0312//GB compared to HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive at $0.0493//GB. That is approximately 37% better value per gigabyte.
What is the price per GB of Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004)?
The Seagate BarraCuda 8 TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s, 5,400 RPM, 256 MB Cache for Computer Desktop PC (ST8000DMZ04/004) is currently priced at $0.0312/GB ($249.99 for 8 TB) at Amazon.
Where can I buy HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive for the cheapest price?
The cheapest price for the HP 791393-002 - 8TB 3.5' SATA 7.2K 6Gb/s SC Hard Drive is $394.45 at Newegg, which works out to $0.0493/GB.