The Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) costs $0.0437/GB while the Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 costs $0.0329/GB. Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 offers 25% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) vs Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 — Which Is Better Value?
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Specification Comparison
| Spec | Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) | Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 |
|---|---|---|
| Brand | Seagate | Seagate |
| Capacity | 16TB | 16 TB |
| $/GB | $0.0437 | $0.0329 |
| Price | $699.99 | $525.91 |
| Retailer | Newegg | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004)
Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400
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 $0.0329//GB compared to the Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) at $0.0437//GB — that's roughly 25% 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 $525.91 at Amazon, while the Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) starts at $699.99 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 Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) and Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) or Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 a better deal?
As of August 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 $0.0329//GB compared to Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) at $0.0437//GB. That is approximately 25% better value per gigabyte.
What is the price per GB of Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004)?
The Seagate Skyhawk AI SATA III 3.5' Internal Hard Drive - 16TB, Single, 512MB Cache (ST16000VE004) is currently priced at $0.0437/GB ($699.99 for 16TB) at Newegg.
Where can I buy Seagate Expansion Desktop 16TB External Hard Drive – USB 3.0, 3.5" HDD for Windows & Mac, Plug-and-Play Backup Storage - STKP16000400 for the cheapest price?
The cheapest price 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 $525.91 at Amazon, which works out to $0.0329/GB.