The WD - easystore 18TB External USB 3.0 Hard Drive - Black costs $0.0283/GB while the Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black costs $0.0290/GB. WD - easystore 18TB External USB 3.0 Hard Drive - Black offers 2% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD - easystore 18TB External USB 3.0 Hard Drive - Black vs Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black — Which Is Better Value?
WD - easystore 18TB External USB 3.0 Hard Drive - Black
Specification Comparison
| Spec | WD - easystore 18TB External USB 3.0 Hard Drive - Black | Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 18 TB | 20 TB |
| $/GB | $0.0283 | $0.0290 |
| Price | $509.99 | $579.99 |
| Retailer | Best Buy | Best Buy |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0283//GB compared to the Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black at $0.0290//GB — that's roughly 2% less per gigabyte.
The best deal for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $509.99 at Best Buy, while the Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black starts at $579.99 at Best Buy.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD - easystore 18TB External USB 3.0 Hard Drive - Black and Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black product page for detailed specifications and price history.
Frequently Asked Questions
Is WD - easystore 18TB External USB 3.0 Hard Drive - Black or Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black a better deal?
As of June 2026, WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0283//GB compared to Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black at $0.0290//GB. That is approximately 2% better value per gigabyte.
What is the price per GB of WD - easystore 18TB External USB 3.0 Hard Drive - Black?
The WD - easystore 18TB External USB 3.0 Hard Drive - Black is currently priced at $0.0283/GB ($509.99 for 18 TB) at Best Buy.
Where can I buy Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black for the cheapest price?
The cheapest price for the Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black is $579.99 at Best Buy, which works out to $0.0290/GB.