The Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN costs $0.0452/GB while the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives costs $0.0324/GB. ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives offers 28% better value per gigabyte as of April 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN vs ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives — Which Is Better Value?
Specification Comparison
| Spec | Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN | ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives |
|---|---|---|
| Brand | Western Digital | ST4000NM0035 |
| Capacity | 4 TB | 4TB |
| $/GB | $0.0452 | $0.0324 |
| Price | $180.90 | $129.60 |
| Retailer | Amazon | Newegg |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives offers better value at $0.0324//GB compared to the Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN at $0.0452//GB — that's roughly 28% less per gigabyte.
The best deal for the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives is $129.60 at Newegg, while the Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN starts at $180.90 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN and ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives product page for detailed specifications and price history.
Frequently Asked Questions
Is Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN or ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives a better deal?
As of April 2026, ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives offers better value at $0.0324//GB compared to Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN at $0.0452//GB. That is approximately 28% better value per gigabyte.
What is the price per GB of Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN?
The Western Digital 4TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0040HBK-NESN is currently priced at $0.0452/GB ($180.90 for 4 TB) at Amazon.
Where can I buy ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives for the cheapest price?
The cheapest price for the ST4000NM0035 Enterprise-class 4TB SATA Monitors 4T Hard Drives is $129.60 at Newegg, which works out to $0.0324/GB.