The Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ costs $0.0322/GB while the WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive costs $0.0583/GB. Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ offers 45% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ vs WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ | WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive |
|---|---|---|
| Brand | Western Digital | Western Digital |
| Capacity | 12 TB | 12TB |
| $/GB | $0.0322 | $0.0583 |
| Price | $386.99 | $699.45 |
| 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 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ offers better value at $0.0322//GB compared to the WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.0583//GB — that's roughly 45% less per gigabyte.
The best deal for the Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ is $386.99 at Amazon, while the WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive starts at $699.45 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 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ and WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ or WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive a better deal?
As of June 2026, Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ offers better value at $0.0322//GB compared to WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.0583//GB. That is approximately 45% better value per gigabyte.
What is the price per GB of Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ?
The Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ is currently priced at $0.0322/GB ($386.99 for 12 TB) at Amazon.
Where can I buy WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive for the cheapest price?
The cheapest price for the WD Red Pro WD121KFBX 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive is $699.45 at Newegg, which works out to $0.0583/GB.