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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) costs $0.0375/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 20% 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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) — Which Is Better Value?

Specification Comparison

SpecSeagate 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/DM004Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400)
BrandSeagateSeagate
Capacity4 TB4 TB
$/GB$0.0300$0.0375
Price$119.99$149.99
RetailerAmazonAmazon
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

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

Amazon$0.0300//GB
$119.99Buy

Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400)

Amazon$0.0375//GB
$149.99Buy

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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) at $0.0375//GB — that's roughly 20% 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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) starts at $149.99 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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) 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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) 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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) at $0.0375//GB. That is approximately 20% 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 Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) for the cheapest price?

The cheapest price for the Seagate One Touch, 4TB, Password Activated Hardware encryption, Portable External Hard Drive, Portable External Hard Drive, PC, Notebook & Mac, USB 3.0, Black (STKZ4000400) is $149.99 at Amazon, which works out to $0.0375/GB.

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