The TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive costs $0.0487/GB while the WD - easystore 18TB External USB 3.0 Hard Drive - Black costs $0.0283/GB. WD - easystore 18TB External USB 3.0 Hard Drive - Black offers 42% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive vs WD - easystore 18TB External USB 3.0 Hard Drive - Black — Which Is Better Value?
WD - easystore 18TB External USB 3.0 Hard Drive - Black
Specification Comparison
| Spec | TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive | WD - easystore 18TB External USB 3.0 Hard Drive - Black |
|---|---|---|
| Brand | Toshiba | Western Digital |
| Capacity | 18TB | 18 TB |
| $/GB | $0.0487 | $0.0283 |
| Price | $875.90 | $509.99 |
| Retailer | Newegg | Best Buy |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0283//GB compared to the TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive at $0.0487//GB — that's roughly 42% less per gigabyte.
The best deal for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $509.99 at Best Buy, while the TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive starts at $875.90 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 N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive and WD - easystore 18TB External USB 3.0 Hard Drive - Black product page for detailed specifications and price history.
Frequently Asked Questions
Is TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive or WD - easystore 18TB External USB 3.0 Hard Drive - Black a better deal?
As of June 2026, WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0283//GB compared to TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive at $0.0487//GB. That is approximately 42% better value per gigabyte.
What is the price per GB of TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive?
The TOSHIBA N300 Pro HDWG51JXZSTB 18TB 7200 RPM 512MB Cache SATA 6.0Gb/s 3.5' Internal Hard Drive is currently priced at $0.0487/GB ($875.90 for 18TB) at Newegg.
Where can I buy WD - easystore 18TB External USB 3.0 Hard Drive - Black for the cheapest price?
The cheapest price for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $509.99 at Best Buy, which works out to $0.0283/GB.