The Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black costs $0.0503/GB while the Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty costs $0.0325/GB. Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty offers 35% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black vs Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty — Which Is Better Value?
Specification Comparison
| Spec | Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty |
|---|---|---|
| Brand | Seagate | Avolusion |
| Capacity | 4TB | 4 TB |
| $/GB | $0.0503 | $0.0325 |
| Price | $201.19 | $129.99 |
| 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 Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty offers better value at $0.0325//GB compared to the Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black at $0.0503//GB — that's roughly 35% less per gigabyte.
The best deal for the Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty is $129.99 at Amazon, while the Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black starts at $201.19 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 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black and Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty product page for detailed specifications and price history.
Frequently Asked Questions
Is Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black or Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty a better deal?
As of July 2026, Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty offers better value at $0.0325//GB compared to Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black at $0.0503//GB. That is approximately 35% better value per gigabyte.
What is the price per GB of Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black?
The Seagate 4TB One Touch Portable Hard Drive USB 3.0 Model STKZ4000400 Black is currently priced at $0.0503/GB ($201.19 for 4TB) at Newegg.
Where can I buy Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty for the cheapest price?
The cheapest price for the Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty is $129.99 at Amazon, which works out to $0.0325/GB.