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 $0.0337/GB while the HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable costs $0.0555/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 39% better value per gigabyte as of August 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 HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable — Which Is Better Value?
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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) | HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable |
|---|---|---|
| Brand | Seagate | HP |
| Capacity | 8 TB | 10TB |
| $/GB | $0.0337 | $0.0555 |
| Price | $269.99 | $554.71 |
| 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 $0.0337//GB compared to the HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable at $0.0555//GB — that's roughly 39% 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 $269.99 at Amazon, while the HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable starts at $554.71 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 HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable 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 HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable a better deal?
As of August 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 $0.0337//GB compared to HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable at $0.0555//GB. That is approximately 39% 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 $0.0337/GB ($269.99 for 8 TB) at Amazon.
Where can I buy HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable for the cheapest price?
The cheapest price for the HPE 857648-B21 10TB 3.5' SATA 7200rpm Internal Hard Drive - Hot Pluggable is $554.71 at Newegg, which works out to $0.0555/GB.