The Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) costs $0.0371/GB while the WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive costs $0.0456/GB. Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) offers 19% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) vs WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive — Which Is Better Value?
Specification Comparison
| Spec | Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) | WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 14TB | 12TB |
| $/GB | $0.0371 | $0.0456 |
| Price | $520.00 | $547.45 |
| 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 IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) offers better value at $0.0371//GB compared to the WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive at $0.0456//GB — that's roughly 19% less per gigabyte.
The best deal for the Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) is $520.00 at Newegg, while the WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive starts at $547.45 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 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) and WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) or WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive a better deal?
As of July 2026, Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) offers better value at $0.0371//GB compared to WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive at $0.0456//GB. That is approximately 19% better value per gigabyte.
What is the price per GB of Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008)?
The Seagate IronWolf Pro 14 TB NAS RAID Internal Hard Drive - 7,200 RPM SATA 6 Gb/s 3.5-inch (ST14000NE0008) is currently priced at $0.0371/GB ($520.00 for 14TB) at Newegg.
Where can I buy WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive for the cheapest price?
The cheapest price for the WD Purple Pro WD121PURP 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is $547.45 at Newegg, which works out to $0.0456/GB.