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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA costs $0.0497/GB. Seagate BarraCuda ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM offers 25% 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA — 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 | Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA |
|---|---|---|
| Brand | Seagate | TOSHIBA |
| Capacity | 4TB | 4 TB |
| $/GB | $0.0375 | $0.0497 |
| Price | $149.99 | $198.87 |
| Retailer | Newegg | 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 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA at $0.0497//GB — that's roughly 25% 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA starts at $198.87 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 ST4000DM004 4TB 5400 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - OEM and Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA at $0.0497//GB. That is approximately 25% 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 Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA for the cheapest price?
The cheapest price for the Toshiba Canvio Advance 4TB Portable External Hard Drive USB 3.0, Black - HDTCA40XK3CA is $198.87 at Amazon, which works out to $0.0497/GB.