The WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives costs $0.0656/GB while the Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray costs $0.0362/GB. Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray offers 45% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives vs Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray — Which Is Better Value?
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Specification Comparison
| Spec | WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives | Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 8TB | 8 TB |
| $/GB | $0.0656 | $0.0362 |
| Price | $524.45 | $289.99 |
| Retailer | Newegg | Best Buy |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray offers better value at $0.0362//GB compared to the WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives at $0.0656//GB — that's roughly 45% less per gigabyte.
The best deal for the Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray is $289.99 at Best Buy, while the WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives starts at $524.45 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 WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives and Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives or Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray a better deal?
As of September 2026, Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray offers better value at $0.0362//GB compared to WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives at $0.0656//GB. That is approximately 45% better value per gigabyte.
What is the price per GB of WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives?
The WD Black WD8002FZWX 8TB 7200 RPM 128MB Cache SATA 6.0Gb/s 3.5' Hard Drives is currently priced at $0.0656/GB ($524.45 for 8TB) at Newegg.
Where can I buy Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray for the cheapest price?
The cheapest price for the Seagate - Seagate One Touch Desktop HDD 8 TB - Space Gray is $289.99 at Best Buy, which works out to $0.0362/GB.