The WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) costs $0.0458/GB while the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage costs $0.0340/GB. UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers 26% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) vs UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage — Which Is Better Value?
Specification Comparison
| Spec | WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) | UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage |
|---|---|---|
| Brand | Western Digital | UnionSine |
| Capacity | 12TB | 10 TB |
| $/GB | $0.0458 | $0.0340 |
| Price | $549.64 | $339.99 |
| 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 UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers better value at $0.0340//GB compared to the WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) at $0.0458//GB — that's roughly 26% less per gigabyte.
The best deal for the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage is $339.99 at Amazon, while the WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) starts at $549.64 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 Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) and UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage product page for detailed specifications and price history.
Frequently Asked Questions
Is WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) or UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage a better deal?
As of July 2026, UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage offers better value at $0.0340//GB compared to WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) at $0.0458//GB. That is approximately 26% better value per gigabyte.
What is the price per GB of WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN)?
The WD My Book 12TB Desktop External Hard Drive for Windows/Mac/Laptop, USB 3.0 Black (WDBBGB0120HBK-NESN) is currently priced at $0.0458/GB ($549.64 for 12TB) at Newegg.
Where can I buy UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage for the cheapest price?
The cheapest price for the UnionSine Desktop External Hard Drive 10TB, USB3.0 3.5" HDD Storage is $339.99 at Amazon, which works out to $0.0340/GB.