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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) costs $0.0472/GB. Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 offers 36% 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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) — Which Is Better Value?

Specification Comparison

SpecSeagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE)
BrandSeagateToshiba
Capacity16 TB18TB
$/GB$0.0303$0.0472
Price$485.09$849.99
RetailerAmazonNewegg
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

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

Amazon$0.0303//GB
$485.09Buy

Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE)

Newegg$0.0472//GB
$849.99Buy

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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) at $0.0472//GB — that's roughly 36% 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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) starts at $849.99 at Newegg.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 and Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) 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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) 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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) at $0.0472//GB. That is approximately 36% 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 Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) for the cheapest price?

The cheapest price for the Toshiba 258014 Hd Mg09aca18te 18tb 3.5 Sata 6gb S 7200rpm 512mib Bare (MG09ACA18TE) is $849.99 at Newegg, which works out to $0.0472/GB.

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