The WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP costs $0.0387/GB while the Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black costs $0.0315/GB. Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black offers 19% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP vs Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black — Which Is Better Value?
Specification Comparison
| Spec | WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP | Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 26TB | 20 TB |
| $/GB | $0.0387 | $0.0315 |
| Price | $1004.99 | $629.99 |
| Retailer | Newegg | 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 Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black offers better value at $0.0315//GB compared to the WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP at $0.0387//GB — that's roughly 19% less per gigabyte.
The best deal for the Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black is $629.99 at Best Buy, while the WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP starts at $1004.99 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 Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP 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 Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP or Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black a better deal?
As of June 2026, Seagate - Expansion 20TB External USB 3.0 Desktop Hard Drive with Rescue Data Recovery Services - Black offers better value at $0.0315//GB compared to WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP at $0.0387//GB. That is approximately 19% better value per gigabyte.
What is the price per GB of WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP?
The WD Purple Pro 26TB 3.5' Surveillance Internal Hard Drive HDD - SATA 6 Gb/s - 512 MB Cache - WD260PURP is currently priced at $0.0387/GB ($1004.99 for 26TB) at Newegg.
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 $629.99 at Best Buy, which works out to $0.0315/GB.