The WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP costs $0.0442/GB while the Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) costs $0.0360/GB. Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) offers 18% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP vs Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) — Which Is Better Value?
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Specification Comparison
| Spec | WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP | Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 24TB | 20 TB |
| $/GB | $0.0442 | $0.0360 |
| Price | $1059.99 | $719.99 |
| 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 IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) offers better value at $0.0360//GB compared to the WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP at $0.0442//GB — that's roughly 18% less per gigabyte.
The best deal for the Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) is $719.99 at Amazon, while the WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP starts at $1059.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP and Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP or Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) a better deal?
As of September 2026, Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) offers better value at $0.0360//GB compared to WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP at $0.0442//GB. That is approximately 18% better value per gigabyte.
What is the price per GB of WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP?
The WD Purple Pro 24TB 7200 RPM Cache SATA 6.0Gb/s 3.5' Hard Drives Bare Drive - WD240PURP is currently priced at $0.0442/GB ($1059.99 for 24TB) at Newegg.
Where can I buy Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) for the cheapest price?
The cheapest price for the Seagate IronWolf Pro, 20 TB, Enterprise NAS Internal HDD –CMR 3.5 Inch, SATA 6 Gb/s, 7,200 RPM, 256 MB Cache for RAID Network Attached Storage (ST20000NT001) is $719.99 at Amazon, which works out to $0.0360/GB.