The WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN costs $0.0314/GB while the WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP costs $0.0440/GB. WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN offers 29% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN vs WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP — Which Is Better Value?
Specification Comparison
| Spec | WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN | WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP |
|---|---|---|
| Brand | Western Digital | Western Digital |
| Capacity | 12 TB | 10TB |
| $/GB | $0.0314 | $0.0440 |
| Price | $377.10 | $440.47 |
| 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 WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN offers better value at $0.0314//GB compared to the WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP at $0.0440//GB — that's roughly 29% less per gigabyte.
The best deal for the WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN is $377.10 at Amazon, while the WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP starts at $440.47 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 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN and WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP product page for detailed specifications and price history.
Frequently Asked Questions
Is WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN or WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP a better deal?
As of June 2026, WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN offers better value at $0.0314//GB compared to WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP at $0.0440//GB. That is approximately 29% better value per gigabyte.
What is the price per GB of WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN?
The WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN is currently priced at $0.0314/GB ($377.10 for 12 TB) at Amazon.
Where can I buy WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP for the cheapest price?
The cheapest price for the WD Purple Pro 10TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive - WD101PURP is $440.47 at Newegg, which works out to $0.0440/GB.