The Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 costs $0.0300/GB while the WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN costs $0.0400/GB. Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers 25% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 vs WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN — Which Is Better Value?
Specification Comparison
| Spec | Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 | WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 4 TB | 5 TB |
| $/GB | $0.0300 | $0.0400 |
| Price | $119.99 | $199.99 |
| Retailer | Amazon | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | N/A |
Price Across Retailers
Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004
WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN
Which Should You Buy?
Based on current pricing data, the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers better value at $0.0300//GB compared to the WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN at $0.0400//GB — that's roughly 25% less per gigabyte.
The best deal for the Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 is $119.99 at Amazon, while the WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN starts at $199.99 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 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 and WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 or WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN a better deal?
As of April 2026, Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 offers better value at $0.0300//GB compared to WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN at $0.0400//GB. That is approximately 25% better value per gigabyte.
What is the price per GB of Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004?
The Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 is currently priced at $0.0300/GB ($119.99 for 4 TB) at Amazon.
Where can I buy WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN for the cheapest price?
The cheapest price for the WD 5TB My Passport for Mac, Navy, Portable External Hard Drive with backup software and password protection, USB 3.1/USB 3.0 compatible - WDBA2F0050BBL-WESN is $199.99 at Amazon, which works out to $0.0400/GB.