The WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX costs $0.0460/GB while the Seagate - Expansion Desktop 8TB HDD - Black costs $0.0350/GB. Seagate - Expansion Desktop 8TB HDD - Black offers 24% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX vs Seagate - Expansion Desktop 8TB HDD - Black — Which Is Better Value?

Better Value
Best Price$279.99
RetailerBest Buy
$/GB$0.0350
Rating4.6 (192 reviews)
Buy at Best Buy — $279.99

Specification Comparison

SpecWD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBXSeagate - Expansion Desktop 8TB HDD - Black
BrandWestern DigitalSeagate
Capacity10TB8 TB
$/GB$0.0460$0.0350
Price$459.99$279.99
RetailerNeweggBest Buy
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

Price Across Retailers

WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX

Newegg$0.0460//GB
$459.99Buy

Seagate - Expansion Desktop 8TB HDD - Black

Best Buy$0.0350//GB
$279.99Buy

Which Should You Buy?

Based on current pricing data, the Seagate - Expansion Desktop 8TB HDD - Black offers better value at $0.0350//GB compared to the WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX at $0.0460//GB — that's roughly 24% less per gigabyte.

The best deal for the Seagate - Expansion Desktop 8TB HDD - Black is $279.99 at Best Buy, while the WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX starts at $459.99 at Newegg.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX and Seagate - Expansion Desktop 8TB HDD - Black product page for detailed specifications and price history.

Frequently Asked Questions

Is WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX or Seagate - Expansion Desktop 8TB HDD - Black a better deal?

As of July 2026, Seagate - Expansion Desktop 8TB HDD - Black offers better value at $0.0350//GB compared to WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX at $0.0460//GB. That is approximately 24% better value per gigabyte.

What is the price per GB of WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX?

The WD Black 10TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD102FZBX is currently priced at $0.0460/GB ($459.99 for 10TB) at Newegg.

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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