The TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive costs $0.0421/GB while the Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives costs $0.0371/GB. Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives offers 12% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive vs Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives — Which Is Better Value?
Prices refresh twice daily; the final price appears at the retailer's checkout. We may earn a commission from retailer links, at no cost to you; it never affects rankings.
Specification Comparison
| Spec | TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive | Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives |
|---|---|---|
| Brand | Toshiba | Seagate |
| Capacity | 14TB | 14TB |
| $/GB | $0.0421 | $0.0371 |
| Price | $589.99 | $518.89 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive
Which Should You Buy?
Based on current pricing data, the Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives offers better value at $0.0371//GB compared to the TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive at $0.0421//GB — that's roughly 12% less per gigabyte.
The best deal for the Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives is $518.89 at Newegg, while the TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive starts at $589.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive and Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives product page for detailed specifications and price history.
Frequently Asked Questions
Is TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive or Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives a better deal?
As of September 2026, Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives offers better value at $0.0371//GB compared to TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive at $0.0421//GB. That is approximately 12% better value per gigabyte.
What is the price per GB of TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive?
The TOSHIBA X300 Pro HDWR51EXZSTB 14TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is currently priced at $0.0421/GB ($589.99 for 14TB) at Newegg.
Where can I buy Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives for the cheapest price?
The cheapest price for the Seagate Exos X18 ST14000NM000J 14TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5' Hard Drives is $518.89 at Newegg, which works out to $0.0371/GB.