The Seagate 4 TB 3.5" Internal Hard Drive costs $0.0498/GB while the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive costs $0.0358/GB. 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive offers 28% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

Seagate 4 TB 3.5" Internal Hard Drive vs 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive — Which Is Better Value?

Best Price$199.00
RetailerAmazon
$/GB$0.0498
Buy at Amazon — $199.00

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Specification Comparison

SpecSeagate 4 TB 3.5" Internal Hard Drive4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive
BrandSeagateToshiba
Capacity4 TB4TB
$/GB$0.0498$0.0358
Price$199.00$143.40
RetailerAmazonNewegg
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

Price Across Retailers

Seagate 4 TB 3.5" Internal Hard Drive

Amazon$0.0498//GB
$199.00Buy

4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive

Newegg$0.0358//GB
$143.40Buy

Which Should You Buy?

Based on current pricing data, the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive offers better value at $0.0358//GB compared to the Seagate 4 TB 3.5" Internal Hard Drive at $0.0498//GB — that's roughly 28% less per gigabyte.

The best deal for the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive is $143.40 at Newegg, while the Seagate 4 TB 3.5" Internal Hard Drive starts at $199.00 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 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive product page for detailed specifications and price history.

Frequently Asked Questions

Is Seagate 4 TB 3.5" Internal Hard Drive or 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive a better deal?

As of August 2026, 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive offers better value at $0.0358//GB compared to Seagate 4 TB 3.5" Internal Hard Drive at $0.0498//GB. That is approximately 28% 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 $0.0498/GB ($199.00 for 4 TB) at Amazon.

Where can I buy 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive for the cheapest price?

The cheapest price for the 4TB Toshiba P300 3.5 Inch Serial ATA III 5400RPM 6GB Internal Hard Drive is $143.40 at Newegg, which works out to $0.0358/GB.

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