The My Book 8TB USB 3.0 Desktop Hard Drive costs $0.0412/GB while 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. 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 24% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
My Book 8TB USB 3.0 Desktop Hard Drive vs 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) — Which Is Better Value?
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Specification Comparison
| Spec | My Book 8TB USB 3.0 Desktop Hard Drive | 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) |
|---|---|---|
| Brand | My | Seagate |
| Capacity | 8TB | 8 TB |
| $/GB | $0.0412 | $0.0312 |
| Price | $329.99 | $249.99 |
| 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 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 My Book 8TB USB 3.0 Desktop Hard Drive at $0.0412//GB — that's roughly 24% 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 My Book 8TB USB 3.0 Desktop Hard Drive starts at $329.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each My Book 8TB USB 3.0 Desktop Hard Drive and 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) product page for detailed specifications and price history.
Frequently Asked Questions
Is My Book 8TB USB 3.0 Desktop Hard Drive or 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) a better deal?
As of September 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 My Book 8TB USB 3.0 Desktop Hard Drive at $0.0412//GB. That is approximately 24% better value per gigabyte.
What is the price per GB of My Book 8TB USB 3.0 Desktop Hard Drive?
The My Book 8TB USB 3.0 Desktop Hard Drive is currently priced at $0.0412/GB ($329.99 for 8TB) at Newegg.
Where can I buy 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) for the cheapest price?
The cheapest price 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, which works out to $0.0312/GB.