The WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) costs $0.0349/GB while the TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box costs $0.0360/GB. WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) offers 3% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) vs TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box — Which Is Better Value?
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Specification Comparison
| Spec | WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) | TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box |
|---|---|---|
| Brand | Western Digital | Toshiba |
| Capacity | 18TB | 20TB |
| $/GB | $0.0349 | $0.0360 |
| Price | $627.83 | $719.99 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)
TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box
Which Should You Buy?
Based on current pricing data, the WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) offers better value at $0.0349//GB compared to the TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box at $0.0360//GB — that's roughly 3% less per gigabyte.
The best deal for the WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) is $627.83 at Newegg, while the TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box starts at $719.99 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 Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) and TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) or TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box a better deal?
As of September 2026, WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) offers better value at $0.0349//GB compared to TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box at $0.0360//GB. That is approximately 3% better value per gigabyte.
What is the price per GB of WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4)?
The WD Ultrastar DC HC550 18TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38459 (WUH721818ALE6L4) is currently priced at $0.0349/GB ($627.83 for 18TB) at Newegg.
Where can I buy TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box for the cheapest price?
The cheapest price for the TOSHIBA N300 Pro HDWG82AXZSTB 20TB 7200 RPM SATA 6.0Gb/s 3.5' Hard Drives BULK - Mb/ESD bag + Cardboard Box is $719.99 at Newegg, which works out to $0.0360/GB.