The Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM costs $0.0375/GB while the WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX costs $0.0539/GB. Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM offers 30% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM vs WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX — Which Is Better Value?
Specification Comparison
| Spec | Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM | WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 4TB | 4TB |
| $/GB | $0.0375 | $0.0539 |
| Price | $149.99 | $215.60 |
| 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 ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM offers better value at $0.0375//GB compared to the WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX at $0.0539//GB — that's roughly 30% less per gigabyte.
The best deal for the Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM is $149.99 at Newegg, while the WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX starts at $215.60 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 ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM and WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM or WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX a better deal?
As of July 2026, Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM offers better value at $0.0375//GB compared to WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX at $0.0539//GB. That is approximately 30% better value per gigabyte.
What is the price per GB of Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM?
The Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM is currently priced at $0.0375/GB ($149.99 for 4TB) at Newegg.
Where can I buy WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX for the cheapest price?
The cheapest price for the WD Blue 4TB Desktop Hard Disk Drive - 5400 RPM SATA 6Gb/s 128MB Cache 3.5 Inch - WD40EZZX is $215.60 at Newegg, which works out to $0.0539/GB.