The Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED costs $0.0368/GB while the Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 costs $0.0329/GB. Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 offers 11% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED vs Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 — Which Is Better Value?
Specification Comparison
| Spec | Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED | Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 14TB | 14TB |
| $/GB | $0.0368 | $0.0329 |
| Price | $514.99 | $460.32 |
| 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 X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 offers better value at $0.0329//GB compared to the Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED at $0.0368//GB — that's roughly 11% less per gigabyte.
The best deal for the Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 is $460.32 at Newegg, while the Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED starts at $514.99 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 X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED and Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED or Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 a better deal?
As of July 2026, Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 offers better value at $0.0329//GB compared to Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED at $0.0368//GB. That is approximately 11% better value per gigabyte.
What is the price per GB of Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED?
The Seagate Exos X18 ST14000NM001J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive, SED is currently priced at $0.0368/GB ($514.99 for 14TB) at Newegg.
Where can I buy Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 for the cheapest price?
The cheapest price for the Seagate Exos X16 14TB 3.5' SATA 7200rpm Internal Hard Disk Drive ST14000NM001G20 is $460.32 at Newegg, which works out to $0.0329/GB.