The Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) costs $0.0279/GB while the Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 costs $0.0500/GB. Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) offers 44% better value per gigabyte as of July 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 — Which Is Better Value?
Specification Comparison
| Spec | Seagate Exos X20z ST20000NM001J 20TB 7.2K RPM SATA 6Gb/s 3.5 (HOST MANAGED SMR) | Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 |
|---|---|---|
| Brand | Seagate | Lenovo |
| Capacity | 20TB | 20TB |
| $/GB | $0.0279 | $0.0500 |
| Price | $559.00 | $999.00 |
| 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 at $0.0500//GB — that's roughly 44% 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 starts at $999.00 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 a better deal?
As of July 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 at $0.0500//GB. That is approximately 44% 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 Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 for the cheapest price?
The cheapest price for the Lenovo 20TB 3.5' SATA 7200rpm Internal Hard Disk Drive 4XB7A80354 is $999.00 at Newegg, which works out to $0.0500/GB.