The Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX costs $0.0441/GB while the Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive costs $0.0350/GB. Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive offers 21% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX vs Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive — Which Is Better Value?
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Specification Comparison
| Spec | Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX | Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 8 TB | 10TB |
| $/GB | $0.0441 | $0.0350 |
| Price | $352.99 | $350.00 |
| Retailer | Amazon | 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 Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive offers better value at $0.0350//GB compared to the Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX at $0.0441//GB — that's roughly 21% less per gigabyte.
The best deal for the Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive is $350.00 at Newegg, while the Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX starts at $352.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX and Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX or Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive a better deal?
As of August 2026, Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive offers better value at $0.0350//GB compared to Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX at $0.0441//GB. That is approximately 21% better value per gigabyte.
What is the price per GB of Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX?
The Western Digital 8TB WD Red Plus NAS Internal Hard Drive HDD - 5640 RPM, SATA 6 Gb/s, CMR, 256 MB Cache, 3.5" - WD80EFPX is currently priced at $0.0441/GB ($352.99 for 8 TB) at Amazon.
Where can I buy Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive for the cheapest price?
The cheapest price for the Seagate Exos X14 ST10000NM0478 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, 512e Bare Drive is $350.00 at Newegg, which works out to $0.0350/GB.