The Seagate - Barracuda 4TB Internal Hard Drive for Desktops costs $0.0300/GB while the 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black costs $0.0718/GB. Seagate - Barracuda 4TB Internal Hard Drive for Desktops offers 58% 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 for Desktops vs 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black — Which Is Better Value?

Specification Comparison

SpecSeagate - Barracuda 4TB Internal Hard Drive for Desktops320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black
BrandSeagateGeneric
Capacity4 TB320 GB
$/GB$0.0300$0.0718
Price$119.99$22.99
RetailerBest BuyAmazon
CategoryHard Drives & SSDsHard Drives & SSDs
Subcategoryhddhdd

Price Across Retailers

Seagate - Barracuda 4TB Internal Hard Drive for Desktops

Best Buy$0.0300//GB
$119.99Buy

320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black

Amazon$0.0718//GB
$22.99Buy

Which Should You Buy?

Based on current pricing data, the Seagate - Barracuda 4TB Internal Hard Drive for Desktops offers better value at $0.0300//GB compared to the 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black at $0.0718//GB — that's roughly 58% less per gigabyte.

The best deal for the Seagate - Barracuda 4TB Internal Hard Drive for Desktops is $119.99 at Best Buy, while the 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black starts at $22.99 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 for Desktops and 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black product page for detailed specifications and price history.

Frequently Asked Questions

Is Seagate - Barracuda 4TB Internal Hard Drive for Desktops or 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black a better deal?

As of April 2026, Seagate - Barracuda 4TB Internal Hard Drive for Desktops offers better value at $0.0300//GB compared to 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black at $0.0718//GB. That is approximately 58% better value per gigabyte.

What is the price per GB of Seagate - Barracuda 4TB Internal Hard Drive for Desktops?

The Seagate - Barracuda 4TB Internal Hard Drive for Desktops is currently priced at $0.0300/GB ($119.99 for 4 TB) at Best Buy.

Where can I buy 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black for the cheapest price?

The cheapest price for the 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black is $22.99 at Amazon, which works out to $0.0718/GB.

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