The WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) costs $0.0340/GB while the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) costs $0.0321/GB. Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) offers 6% 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 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) vs Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) — Which Is Better Value?
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Specification Comparison
| Spec | WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) | Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) |
|---|---|---|
| Brand | Western Digital | Seagate |
| Capacity | 16TB | 16 TB |
| $/GB | $0.0340 | $0.0321 |
| Price | $543.87 | $513.04 |
| Retailer | Newegg | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) offers better value at $0.0321//GB compared to the WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) at $0.0340//GB — that's roughly 6% less per gigabyte.
The best deal for the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) is $513.04 at Amazon, while the WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) starts at $543.87 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 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) and Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) product page for detailed specifications and price history.
Frequently Asked Questions
Is WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) or Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) a better deal?
As of September 2026, Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) offers better value at $0.0321//GB compared to WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) at $0.0340//GB. That is approximately 6% better value per gigabyte.
What is the price per GB of WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4)?
The WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) is currently priced at $0.0340/GB ($543.87 for 16TB) at Newegg.
Where can I buy Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) for the cheapest price?
The cheapest price for the Seagate 16TB One Touch Desktop Hard Drive | USB-C (STNB16000400) is $513.04 at Amazon, which works out to $0.0321/GB.