The Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive costs $0.0312/GB while the Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) costs $0.0325/GB. Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive offers 4% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive vs Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) — Which Is Better Value?
Specification Comparison
| Spec | Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive | Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 8TB | 8 TB |
| $/GB | $0.0312 | $0.0325 |
| Price | $249.99 | $259.99 |
| 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 Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive offers better value at $0.0312//GB compared to the Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) at $0.0325//GB — that's roughly 4% less per gigabyte.
The best deal for the Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive is $249.99 at Newegg, while the Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) starts at $259.99 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 Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive and Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive or Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) a better deal?
As of July 2026, Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive offers better value at $0.0312//GB compared to Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) at $0.0325//GB. That is approximately 4% better value per gigabyte.
What is the price per GB of Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive?
The Seagate BarraCuda Pro ST8000DM0004 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive Bare Drive is currently priced at $0.0312/GB ($249.99 for 8TB) at Newegg.
Where can I buy Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) for the cheapest price?
The cheapest price for the Seagate Expansion 8TB External Hard Drive HDD - USB 3.0, with Rescue Data Recovery Services (STKP8000400) is $259.99 at Amazon, which works out to $0.0325/GB.