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 WD - easystore 18TB External USB 3.0 Hard Drive - Black costs $0.0217/GB. WD - easystore 18TB External USB 3.0 Hard Drive - Black offers 1% 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 WD - easystore 18TB External USB 3.0 Hard Drive - Black — Which Is Better Value?
WD - easystore 18TB External USB 3.0 Hard Drive - Black
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) | WD - easystore 18TB External USB 3.0 Hard Drive - Black |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 28 TB | 18 TB |
| $/GB | $0.0218 | $0.0217 |
| Price | $609.99 | $389.99 |
| Retailer | Amazon | Best Buy |
| Category | Hard Drives & SSDs | Hard Drives & SSDs |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0217//GB compared to 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) at $0.0218//GB — that's roughly 1% less per gigabyte.
The best deal for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $389.99 at Best Buy, while 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) starts at $609.99 at Amazon.
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 WD - easystore 18TB External USB 3.0 Hard Drive - Black 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 WD - easystore 18TB External USB 3.0 Hard Drive - Black a better deal?
As of March 2026, WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0217//GB compared to 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) at $0.0218//GB. That is approximately 1% 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 WD - easystore 18TB External USB 3.0 Hard Drive - Black for the cheapest price?
The cheapest price for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $389.99 at Best Buy, which works out to $0.0217/GB.