The WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN costs $0.0305/GB while the Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK costs $0.0520/GB. WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN offers 41% 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 Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK — 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 | Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK |
|---|---|---|
| Brand | Western Digital | Western Digital |
| Capacity | 12 TB | 10TB |
| $/GB | $0.0305 | $0.0520 |
| Price | $366.10 | $520.00 |
| Retailer | Amazon | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
WD 12TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0120HBK-NESN
Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK
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 $0.0305//GB compared to the Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK at $0.0520//GB — that's roughly 41% 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 $366.10 at Amazon, while the Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK starts at $520.00 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 Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK 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 Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK 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 $0.0305//GB compared to Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK at $0.0520//GB. That is approximately 41% 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 $0.0305/GB ($366.10 for 12 TB) at Amazon.
Where can I buy Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK for the cheapest price?
The cheapest price for the Western Digital Purple Pro 10 TB Hard Drive - 3.5' Internal - SATA (SATA/600) - Conventional Magnetic Recording (CMR) Method - WD101PURP-20PK is $520.00 at Newegg, which works out to $0.0520/GB.