The WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive costs $0.0533/GB while the Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive costs $0.0357/GB. Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive offers 33% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive vs Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive — Which Is Better Value?
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Specification Comparison
| Spec | WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive | Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 12TB | 14TB |
| $/GB | $0.0533 | $0.0357 |
| Price | $639.99 | $500.00 |
| 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 Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive offers better value at $0.0357//GB compared to the WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.0533//GB — that's roughly 33% less per gigabyte.
The best deal for the Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive is $500.00 at Newegg, while the WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive starts at $639.99 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 WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive and Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive or Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive a better deal?
As of August 2026, Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive offers better value at $0.0357//GB compared to WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.0533//GB. That is approximately 33% better value per gigabyte.
What is the price per GB of WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive?
The WD Purple WD121PURZ 12TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive is currently priced at $0.0533/GB ($639.99 for 12TB) at Newegg.
Where can I buy Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive for the cheapest price?
The cheapest price for the Seagate Exos X16 ST14000NM001G 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drive is $500.00 at Newegg, which works out to $0.0357/GB.