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 $0.0375/GB while the Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA costs $0.0454/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 17% better value per gigabyte as of June 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA — 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 | Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA |
|---|---|---|
| Brand | Seagate | TOSHIBA |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.0375 | $0.0454 |
| Price | $149.99 | $181.74 |
| Retailer | Amazon | Amazon |
| 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 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 $0.0375//GB compared to the Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA at $0.0454//GB — that's roughly 17% 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 $149.99 at Amazon, while the Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA starts at $181.74 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA a better deal?
As of June 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 $0.0375//GB compared to Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA at $0.0454//GB. That is approximately 17% 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 $0.0375/GB ($149.99 for 4 TB) at Amazon.
Where can I buy Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA for the cheapest price?
The cheapest price for the Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, White - HDTCA40XW3CA is $181.74 at Amazon, which works out to $0.0454/GB.