The Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B costs $0.0589/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.
Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B vs WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black — 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 | Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B | WD Elements 18TB USB 3.0 Desktop External Hard Drive NE-WDBWLG0180HBK-NESN Black |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 18TB | 18TB |
| $/GB | $0.0589 | $0.0342 |
| Price | $1061.08 | $614.99 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
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 Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B at $0.0589//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 Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B starts at $1061.08 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B 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 Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B 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 Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B at $0.0589//GB. That is approximately 42% better value per gigabyte.
What is the price per GB of Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B?
The Seagate One Touch STLC18000400 18 TB Hard Drive - 3.5' External - SATA (SATA/600) - Black - USB 3.0 Micro-B is currently priced at $0.0589/GB ($1061.08 for 18TB) 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.