The Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) costs $0.0279/GB while the Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 costs $0.0375/GB. Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) offers 25% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) vs Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 — Which Is Better Value?
Specification Comparison
| Spec | Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) | Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 20TB | 24TB |
| $/GB | $0.0279 | $0.0375 |
| Price | $559.00 | $899.99 |
| 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 Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) offers better value at $0.0279//GB compared to the Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 at $0.0375//GB — that's roughly 25% less per gigabyte.
The best deal for the Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) is $559.00 at Newegg, while the Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 starts at $899.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) and Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) or Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 a better deal?
As of August 2026, Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) offers better value at $0.0279//GB compared to Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 at $0.0375//GB. That is approximately 25% better value per gigabyte.
What is the price per GB of Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR)?
The Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) is currently priced at $0.0279/GB ($559.00 for 20TB) at Newegg.
Where can I buy Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 for the cheapest price?
The cheapest price for the Seagate d2 Professional 24 TB Hard Drive 3.5' External USB Type C USB 3.1 7200rpm STHA24000800 is $899.99 at Newegg, which works out to $0.0375/GB.