The WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black costs $0.0374/GB while 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. Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ offers 14% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black vs Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ — Which Is Better Value?
WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black
Specification Comparison
| Spec | WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black | Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ |
|---|---|---|
| Brand | Western Digital | Western Digital |
| Capacity | 12TB | 12 TB |
| $/GB | $0.0374 | $0.0322 |
| Price | $448.99 | $386.99 |
| Retailer | Newegg | Amazon |
| 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 My Book 12TB USB 3.2 Gen 1 External Hard Drive Black at $0.0374//GB — that's roughly 14% 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 My Book 12TB USB 3.2 Gen 1 External Hard Drive Black starts at $448.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black and Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ product page for detailed specifications and price history.
Frequently Asked Questions
Is WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black or Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ 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 My Book 12TB USB 3.2 Gen 1 External Hard Drive Black at $0.0374//GB. That is approximately 14% better value per gigabyte.
What is the price per GB of WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black?
The WD My Book 12TB USB 3.2 Gen 1 External Hard Drive Black is currently priced at $0.0374/GB ($448.99 for 12TB) at Newegg.
Where can I buy Western Digital 12TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD120EAGZ for the cheapest price?
The cheapest price 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, which works out to $0.0322/GB.