The WD - easystore 20TB External USB 3.0 Hard Drive - Black costs $0.0220/GB while the WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN costs $0.0233/GB. WD - easystore 20TB External USB 3.0 Hard Drive - Black offers 6% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - easystore 20TB External USB 3.0 Hard Drive - Black vs WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN — Which Is Better Value?
WD - easystore 20TB External USB 3.0 Hard Drive - Black
Specification Comparison
| Spec | WD - easystore 20TB External USB 3.0 Hard Drive - Black | WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN |
|---|---|---|
| Brand | Western Digital | Western Digital |
| Capacity | 20 TB | 18 TB |
| $/GB | $0.0220 | $0.0233 |
| Price | $439.99 | $419.99 |
| Retailer | Best Buy | Amazon |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD - easystore 20TB External USB 3.0 Hard Drive - Black offers better value at $0.0220//GB compared to the WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN at $0.0233//GB — that's roughly 6% less per gigabyte.
The best deal for the WD - easystore 20TB External USB 3.0 Hard Drive - Black is $439.99 at Best Buy, while the WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN starts at $419.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - easystore 20TB External USB 3.0 Hard Drive - Black and WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - easystore 20TB External USB 3.0 Hard Drive - Black or WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN a better deal?
As of March 2026, WD - easystore 20TB External USB 3.0 Hard Drive - Black offers better value at $0.0220//GB compared to WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN at $0.0233//GB. That is approximately 6% better value per gigabyte.
What is the price per GB of WD - easystore 20TB External USB 3.0 Hard Drive - Black?
The WD - easystore 20TB External USB 3.0 Hard Drive - Black is currently priced at $0.0220/GB ($439.99 for 20 TB) at Best Buy.
Where can I buy WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN for the cheapest price?
The cheapest price for the WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN is $419.99 at Amazon, which works out to $0.0233/GB.