The Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) costs $0.0300/GB while the WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black costs $0.0292/GB. WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black offers 3% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) vs WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black — Which Is Better Value?

Specification Comparison

SpecSeagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03)WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black
BrandSeagateWestern Digital
Capacity6 TB6 TB
$/GB$0.0300$0.0292
Price$179.99$174.99
RetailerAmazonBest Buy
CategoryHard Drives & SSDsHard Drives & SSDs
Subcategoryhddhdd

Price Across Retailers

Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03)

Amazon$0.0300//GB
$179.99Buy

WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black

Best Buy$0.0292//GB
$174.99Buy

Which Should You Buy?

Based on current pricing data, the WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black offers better value at $0.0292//GB compared to the Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) at $0.0300//GB — that's roughly 3% less per gigabyte.

The best deal for the WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black is $174.99 at Best Buy, while the Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) starts at $179.99 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 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) and WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black product page for detailed specifications and price history.

Frequently Asked Questions

Is Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) or WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black a better deal?

As of March 2026, WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black offers better value at $0.0292//GB compared to Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) at $0.0300//GB. That is approximately 3% better value per gigabyte.

What is the price per GB of Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03)?

The Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) is currently priced at $0.0300/GB ($179.99 for 6 TB) at Amazon.

Where can I buy WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black for the cheapest price?

The cheapest price for the WD - Easystore 6TB External USB 3.2 Gen 1 Portable Hard Drive - Black is $174.99 at Best Buy, which works out to $0.0292/GB.

Compare With Similar Products