The WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black costs $0.0365/GB while the Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 costs $0.0374/GB. WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black offers 3% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black vs Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 — Which Is Better Value?
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
Specification Comparison
| Spec | WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black | Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 20TB | 18TB |
| $/GB | $0.0365 | $0.0374 |
| Price | $729.00 | $673.99 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black
Which Should You Buy?
Based on current pricing data, the WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black offers better value at $0.0365//GB compared to the Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 at $0.0374//GB — that's roughly 3% less per gigabyte.
The best deal for the WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black is $729.00 at Newegg, while the Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 starts at $673.99 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 Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black and Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black or Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 a better deal?
As of September 2026, WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black offers better value at $0.0365//GB compared to Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 at $0.0374//GB. That is approximately 3% better value per gigabyte.
What is the price per GB of WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black?
The WD Elements 20TB USB 3.0 Desktop External Hard Drive WDBWLG0200HBK-NESN Black is currently priced at $0.0365/GB ($729.00 for 20TB) at Newegg.
Where can I buy Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 for the cheapest price?
The cheapest price for the Seagate SkyHawk AI ST18000VE002 18 TB Hard Drive 3.5' Internal SATA SATA/600 is $673.99 at Newegg, which works out to $0.0374/GB.