The Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive costs $0.0350/GB while the WD - Purple 8TB Surveillance Internal Hard Drive costs $0.0444/GB. Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive 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 NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive vs WD - Purple 8TB Surveillance Internal Hard Drive — Which Is Better Value?
WD - Purple 8TB Surveillance Internal Hard Drive
Specification Comparison
| Spec | Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive | WD - Purple 8TB Surveillance Internal Hard Drive |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 8TB | 8 TB |
| $/GB | $0.0350 | $0.0444 |
| Price | $279.99 | $354.99 |
| Retailer | Newegg | Best Buy |
| 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 NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive offers better value at $0.0350//GB compared to the WD - Purple 8TB Surveillance Internal Hard Drive at $0.0444//GB — that's roughly 21% less per gigabyte.
The best deal for the Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive is $279.99 at Newegg, while the WD - Purple 8TB Surveillance Internal Hard Drive starts at $354.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive and WD - Purple 8TB Surveillance Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive or WD - Purple 8TB Surveillance Internal Hard Drive a better deal?
As of July 2026, Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive offers better value at $0.0350//GB compared to WD - Purple 8TB Surveillance Internal Hard Drive at $0.0444//GB. That is approximately 21% better value per gigabyte.
What is the price per GB of Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive?
The Seagate BarraCuda NE-ST8000DM004 8TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive is currently priced at $0.0350/GB ($279.99 for 8TB) at Newegg.
Where can I buy WD - Purple 8TB Surveillance Internal Hard Drive for the cheapest price?
The cheapest price for the WD - Purple 8TB Surveillance Internal Hard Drive is $354.99 at Best Buy, which works out to $0.0444/GB.