The Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) costs $0.0218/GB while the Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) costs $0.0289/GB. Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) offers 25% better value per gigabyte as of March 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) vs Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) — Which Is Better Value?
Specification Comparison
| Spec | Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) | Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 28 TB | 18TB |
| $/GB | $0.0218 | $0.0289 |
| Price | $609.99 | $520.00 |
| Retailer | Amazon | Newegg |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000)
Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600)
Which Should You Buy?
Based on current pricing data, the Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) offers better value at $0.0218//GB compared to the Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) at $0.0289//GB — that's roughly 25% less per gigabyte.
The best deal for the Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) is $609.99 at Amazon, while the Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) starts at $520.00 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 IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) and Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) or Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) a better deal?
As of March 2026, Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) offers better value at $0.0218//GB compared to Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) at $0.0289//GB. That is approximately 25% better value per gigabyte.
What is the price per GB of Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000)?
The Seagate IronWolf Pro 28TB Enterprise NAS Internal HDD Hard Drive – CMR 3.5 Inch SATA 6Gb/s 7200 RPM 512MB Cache for RAID Network Attached Storage, Rescue Services (ST28000NT000) is currently priced at $0.0218/GB ($609.99 for 28 TB) at Amazon.
Where can I buy Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) for the cheapest price?
The cheapest price for the Seagate Exos X18 ST18000NM001J 18 TB Hard Drive - Internal - SATA (SATA-600) is $520.00 at Newegg, which works out to $0.0289/GB.