The Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX costs $0.0300/GB while the Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method costs $0.0434/GB. Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX offers 31% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX vs Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX | Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 10 TB | 10TB |
| $/GB | $0.0300 | $0.0434 |
| Price | $299.99 | $434.45 |
| 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 Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX offers better value at $0.0300//GB compared to the Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method at $0.0434//GB — that's roughly 31% less per gigabyte.
The best deal for the Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX is $299.99 at Amazon, while the Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method starts at $434.45 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX and Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX or Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method a better deal?
As of May 2026, Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX offers better value at $0.0300//GB compared to Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method at $0.0434//GB. That is approximately 31% better value per gigabyte.
What is the price per GB of Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX?
The Western Digital 10TB WD Red Plus NAS Internal Hard Drive HDD - 7200 RPM, SATA 6 GB/s, CMR, 512 MB Cache, 3.5" - WD100EFGX is currently priced at $0.0300/GB ($299.99 for 10 TB) at Amazon.
Where can I buy Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method for the cheapest price?
The cheapest price for the Seagate Exos X18 ST10000NM018G 10 TB Hard Drive - Internal - SATA (SATA-600) - Conventional Magnetic Recording (CMR) Method is $434.45 at Newegg, which works out to $0.0434/GB.