The Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty costs $0.0275/GB while the Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive costs $0.1975/GB. Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty offers 86% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty vs Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive — Which Is Better Value?
Specification Comparison
| Spec | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty | Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive |
|---|---|---|
| Brand | Avolusion | Seagate |
| Capacity | 4 TB | 400GB |
| $/GB | $0.0275 | $0.1975 |
| Price | $109.99 | $79.00 |
| Retailer | Amazon | Newegg |
| 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 $0.0275//GB compared to the Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive at $0.1975//GB — that's roughly 86% 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 $109.99 at Amazon, while the Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive starts at $79.00 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty and Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty or Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive a better deal?
As of June 2026, Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty offers better value at $0.0275//GB compared to Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive at $0.1975//GB. That is approximately 86% better value per gigabyte.
What is the price per GB of Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty?
The Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty is currently priced at $0.0275/GB ($109.99 for 4 TB) at Amazon.
Where can I buy Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive for the cheapest price?
The cheapest price for the Seagate Barracuda 7200.9 SATA ST3400633AS 400GB 7200 RPM 16MB Cache SATA 3.0Gb/s 3.5' Hard Drive Bare Drive is $79.00 at Newegg, which works out to $0.1975/GB.