The Seagate 4 TB 3.5" Internal Hard Drive costs $0.0285/GB while the WD - Blue 4TB PC Internal Hard Drive for Desktops costs $0.0262/GB. WD - Blue 4TB PC Internal Hard Drive for Desktops offers 8% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

Seagate 4 TB 3.5" Internal Hard Drive vs WD - Blue 4TB PC Internal Hard Drive for Desktops — Which Is Better Value?

Best Price$114.00
RetailerAmazon
$/GB$0.0285
Buy at Amazon — $114.00
Better Value
Best Price$104.99
RetailerBest Buy
$/GB$0.0262
Rating4.7 (1,959 reviews)
Buy at Best Buy — $104.99

Specification Comparison

SpecSeagate 4 TB 3.5" Internal Hard DriveWD - Blue 4TB PC Internal Hard Drive for Desktops
BrandSeagateWestern Digital
Capacity4 TB4 TB
$/GB$0.0285$0.0262
Price$114.00$104.99
RetailerAmazonBest Buy
CategoryHard Drives & SSDsHard Drives & SSDs
Subcategoryhddhdd

Price Across Retailers

Seagate 4 TB 3.5" Internal Hard Drive

Amazon$0.0285//GB
$114.00Buy

WD - Blue 4TB PC Internal Hard Drive for Desktops

Best Buy$0.0262//GB
$104.99Buy

Which Should You Buy?

Based on current pricing data, the WD - Blue 4TB PC Internal Hard Drive for Desktops offers better value at $0.0262//GB compared to the Seagate 4 TB 3.5" Internal Hard Drive at $0.0285//GB — that's roughly 8% less per gigabyte.

The best deal for the WD - Blue 4TB PC Internal Hard Drive for Desktops is $104.99 at Best Buy, while the Seagate 4 TB 3.5" Internal Hard Drive starts at $114.00 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 4 TB 3.5" Internal Hard Drive and WD - Blue 4TB PC Internal Hard Drive for Desktops product page for detailed specifications and price history.

Frequently Asked Questions

Is Seagate 4 TB 3.5" Internal Hard Drive or WD - Blue 4TB PC Internal Hard Drive for Desktops a better deal?

As of March 2026, WD - Blue 4TB PC Internal Hard Drive for Desktops offers better value at $0.0262//GB compared to Seagate 4 TB 3.5" Internal Hard Drive at $0.0285//GB. That is approximately 8% better value per gigabyte.

What is the price per GB of Seagate 4 TB 3.5" Internal Hard Drive?

The Seagate 4 TB 3.5" Internal Hard Drive is currently priced at $0.0285/GB ($114.00 for 4 TB) at Amazon.

Where can I buy WD - Blue 4TB PC Internal Hard Drive for Desktops for the cheapest price?

The cheapest price for the WD - Blue 4TB PC Internal Hard Drive for Desktops is $104.99 at Best Buy, which works out to $0.0262/GB.

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