The Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty costs $0.0325/GB while the WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ costs $0.0535/GB. Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty offers 39% better value per gigabyte as of July 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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ — Which Is Better Value?
WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ
Specification Comparison
| Spec | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty | WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ |
|---|---|---|
| Brand | Avolusion | Western Digital |
| Capacity | 4 TB | 6TB |
| $/GB | $0.0325 | $0.0535 |
| Price | $129.99 | $320.99 |
| 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 $0.0325//GB compared to the WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ at $0.0535//GB — that's roughly 39% 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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ starts at $320.99 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty and WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ 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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ 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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ at $0.0535//GB. That is approximately 39% 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 $0.0325/GB ($129.99 for 4 TB) at Amazon.
Where can I buy WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ for the cheapest price?
The cheapest price for the WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ is $320.99 at Newegg, which works out to $0.0535/GB.