The Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) costs $0.0319/GB while the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) costs $0.0319/GB. Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) offers 0% better value per gigabyte as of September 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 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) — Which Is Better Value?
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Specification Comparison
| Spec | Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) | Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 20TB | 16 TB |
| $/GB | $0.0319 | $0.0319 |
| Price | $639.00 | $509.99 |
| Retailer | Newegg | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) offers better value at $0.0319//GB compared to the Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) at $0.0319//GB — that's roughly 0% less per gigabyte.
The best deal for the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) is $509.99 at Amazon, while the Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) starts at $639.00 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 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) 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 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) a better deal?
As of September 2026, Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) offers better value at $0.0319//GB compared to Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) at $0.0319//GB. That is approximately 0% 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 $0.0319/GB ($639.00 for 20TB) at Newegg.
Where can I buy Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) for the cheapest price?
The cheapest price for the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) is $509.99 at Amazon, which works out to $0.0319/GB.