The Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray costs $0.0350/GB while the WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) costs $0.0363/GB. Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray offers 3% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray vs WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) — Which Is Better Value?
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Specification Comparison
| Spec | Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray | WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) |
|---|---|---|
| Brand | Seagate | Western Digital |
| Capacity | 16 TB | 16TB |
| $/GB | $0.0350 | $0.0363 |
| Price | $559.99 | $580.06 |
| Retailer | Best Buy | 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 - Seagate One Touch Desktop HDD 16TB - Space Gray offers better value at $0.0350//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 $0.0363//GB — that's roughly 3% less per gigabyte.
The best deal for the Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray is $559.99 at Best Buy, 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 $580.06 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray and WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray or WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) a better deal?
As of August 2026, Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray offers better value at $0.0350//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 $0.0363//GB. That is approximately 3% better value per gigabyte.
What is the price per GB of Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray?
The Seagate - Seagate One Touch Desktop HDD 16TB - Space Gray is currently priced at $0.0350/GB ($559.99 for 16 TB) at Best Buy.
Where can I buy WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) for the cheapest price?
The cheapest price for the WD Ultrastar DC HC550 16TB Hard Drive 3.5' Internal 512MB SATA 7200 RPM 512E SE NP3 DC HC550 0F38462 (WUH721816ALE6L4) is $580.06 at Newegg, which works out to $0.0363/GB.