The WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) costs $0.0700/GB while the Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive costs $0.0340/GB. Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive offers 51% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) vs Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive — Which Is Better Value?
Specification Comparison
| Spec | WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) | Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 6TB | 6TB |
| $/GB | $0.0700 | $0.0340 |
| Price | $419.99 | $203.82 |
| Retailer | Newegg | 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 ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive offers better value at $0.0340//GB compared to the WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) at $0.0700//GB — that's roughly 51% less per gigabyte.
The best deal for the Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is $203.82 at Newegg, while the WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) starts at $419.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) and Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) or Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive a better deal?
As of July 2026, Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive offers better value at $0.0340//GB compared to WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) at $0.0700//GB. That is approximately 51% better value per gigabyte.
What is the price per GB of WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM)?
The WD_Black 6TB Gaming Performance Internal Hard Drive HDD - 7200 RPM, 128 MB Cache, SATA Gb/s, 3.5' - WD6004FZWX (OEM) is currently priced at $0.0700/GB ($419.99 for 6TB) at Newegg.
Where can I buy Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive for the cheapest price?
The cheapest price for the Seagate BarraCuda ST6000DM003 6TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is $203.82 at Newegg, which works out to $0.0340/GB.