The WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP costs $0.0558/GB while the Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New costs $0.0354/GB. Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New offers 37% 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 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP vs Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New — Which Is Better Value?
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Specification Comparison
| Spec | WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP | Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 14TB | 14TB |
| $/GB | $0.0558 | $0.0354 |
| Price | $781.14 | $495.99 |
| 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 ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New offers better value at $0.0354//GB compared to the WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP at $0.0558//GB — that's roughly 37% less per gigabyte.
The best deal for the Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New is $495.99 at Newegg, while the WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP starts at $781.14 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 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP and Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP or Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New a better deal?
As of September 2026, Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New offers better value at $0.0354//GB compared to WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP at $0.0558//GB. That is approximately 37% better value per gigabyte.
What is the price per GB of WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP?
The WD Purple Pro 14TB 7200 RPM 512MB Cache SATA 3.5' Internal Hard Drive - WD142PURP is currently priced at $0.0558/GB ($781.14 for 14TB) at Newegg.
Where can I buy Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New for the cheapest price?
The cheapest price for the Seagate IronWolf ST14000VN0008 14TB 3.5' SATA 6Gb/s 7200RPM 256MB Cache NAS Internal Hard Drive - New is $495.99 at Newegg, which works out to $0.0354/GB.