The Seagate - Expansion Desktop 8TB HDD - Black costs $0.0350/GB while the WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX costs $0.0475/GB. Seagate - Expansion Desktop 8TB HDD - Black offers 26% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate - Expansion Desktop 8TB HDD - Black vs WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX — Which Is Better Value?
Seagate - Expansion Desktop 8TB HDD - Black
Specification Comparison
| Spec | Seagate - Expansion Desktop 8TB HDD - Black | WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 8 TB | 8TB |
| $/GB | $0.0350 | $0.0475 |
| Price | $279.99 | $379.99 |
| Retailer | Best Buy | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
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 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX at $0.0475//GB — that's roughly 26% less per gigabyte.
The best deal for the Seagate - Expansion Desktop 8TB HDD - Black is $279.99 at Best Buy, while the WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX starts at $379.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate - Expansion Desktop 8TB HDD - Black and WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate - Expansion Desktop 8TB HDD - Black or WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX a better deal?
As of July 2026, Seagate - Expansion Desktop 8TB HDD - Black offers better value at $0.0350//GB compared to WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX at $0.0475//GB. That is approximately 26% better value per gigabyte.
What is the price per GB of Seagate - Expansion Desktop 8TB HDD - Black?
The Seagate - Expansion Desktop 8TB HDD - Black is currently priced at $0.0350/GB ($279.99 for 8 TB) at Best Buy.
Where can I buy WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX for the cheapest price?
The cheapest price for the WD Black 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives - WD8002FZBX is $379.99 at Newegg, which works out to $0.0475/GB.