The WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) costs $0.0592/GB while the WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black costs $0.0342/GB. WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black offers 42% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) vs WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black — Which Is Better Value?
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Specification Comparison
| Spec | WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) | WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black |
|---|---|---|
| Brand | Western Digital | Western Digital |
| Capacity | 20TB | 18TB |
| $/GB | $0.0592 | $0.0342 |
| Price | $1184.96 | $614.99 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN)
Which Should You Buy?
Based on current pricing data, the WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black offers better value at $0.0342//GB compared to the WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) at $0.0592//GB — that's roughly 42% less per gigabyte.
The best deal for the WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black is $614.99 at Newegg, while the WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) starts at $1184.96 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 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) and WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black product page for detailed specifications and price history.
Frequently Asked Questions
Is WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) or WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black a better deal?
As of August 2026, WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black offers better value at $0.0342//GB compared to WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) at $0.0592//GB. That is approximately 42% better value per gigabyte.
What is the price per GB of WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN)?
The WD 20TB My Book Duo Desktop RAID External Hard Drive 256-Bit AES Encryption - USB 3.2 Gen1 (WDBFBE0200JBK-NESN) is currently priced at $0.0592/GB ($1184.96 for 20TB) at Newegg.
Where can I buy WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black for the cheapest price?
The cheapest price for the WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black is $614.99 at Newegg, which works out to $0.0342/GB.