The Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 costs $0.0303/GB while the iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption costs $0.0675/GB. Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 offers 55% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 vs iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption — Which Is Better Value?
Specification Comparison
| Spec | Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 | iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption |
|---|---|---|
| Brand | Seagate | iStorage |
| Capacity | 16 TB | 18TB |
| $/GB | $0.0303 | $0.0675 |
| Price | $485.09 | $1214.95 |
| Retailer | Amazon | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400
iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption
Which Should You Buy?
Based on current pricing data, the Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 offers better value at $0.0303//GB compared to the iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption at $0.0675//GB — that's roughly 55% less per gigabyte.
The best deal for the Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 is $485.09 at Amazon, while the iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption starts at $1214.95 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 Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 and iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 or iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption a better deal?
As of July 2026, Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 offers better value at $0.0303//GB compared to iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption at $0.0675//GB. That is approximately 55% better value per gigabyte.
What is the price per GB of Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400?
The Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 is currently priced at $0.0303/GB ($485.09 for 16 TB) at Amazon.
Where can I buy iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption for the cheapest price?
The cheapest price for the iStorage diskAshur DT2 18TB Secure encrypted desktop hard drive - FIPS Level 3 certified, Password protected, military grade hardware encryption is $1214.95 at Newegg, which works out to $0.0675/GB.