The Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk costs $0.0287/GB while the Seagate - Expansion Desktop 8TB HDD - Black costs $0.0350/GB. Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers 18% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk vs Seagate - Expansion Desktop 8TB HDD - Black — Which Is Better Value?

Best Price$279.99
RetailerBest Buy
$/GB$0.0350
Rating4.6 (180 reviews)
Buy at Best Buy — $279.99

Specification Comparison

SpecSeagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard DiskSeagate - Expansion Desktop 8TB HDD - Black
BrandSeagateSeagate
Capacity8 TB8 TB
$/GB$0.0287$0.0350
Price$229.99$279.99
RetailerAmazonBest Buy
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

Price Across Retailers

Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk

Amazon$0.0287//GB
$229.99Buy

Seagate - Expansion Desktop 8TB HDD - Black

Best Buy$0.0350//GB
$279.99Buy

Which Should You Buy?

Based on current pricing data, the Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers better value at $0.0287//GB compared to the Seagate - Expansion Desktop 8TB HDD - Black at $0.0350//GB — that's roughly 18% less per gigabyte.

The best deal for the Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk is $229.99 at Amazon, while the Seagate - Expansion Desktop 8TB HDD - Black starts at $279.99 at Best Buy.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk and Seagate - Expansion Desktop 8TB HDD - Black product page for detailed specifications and price history.

Frequently Asked Questions

Is Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk or Seagate - Expansion Desktop 8TB HDD - Black a better deal?

As of June 2026, Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk offers better value at $0.0287//GB compared to Seagate - Expansion Desktop 8TB HDD - Black at $0.0350//GB. That is approximately 18% better value per gigabyte.

What is the price per GB of Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk?

The Seagate BarraCuda Internal Hard Drive 8TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST8000DM004),Mechanical Hard Disk is currently priced at $0.0287/GB ($229.99 for 8 TB) at Amazon.

Where can I buy Seagate - Expansion Desktop 8TB HDD - Black for the cheapest price?

The cheapest price for the Seagate - Expansion Desktop 8TB HDD - Black is $279.99 at Best Buy, which works out to $0.0350/GB.

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