The WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ costs $0.0473/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 31% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ vs Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty — Which Is Better Value?
WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ
Specification Comparison
| Spec | WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty |
|---|---|---|
| Brand | Western Digital | Avolusion |
| Capacity | 6TB | 4 TB |
| $/GB | $0.0473 | $0.0325 |
| Price | $284.00 | $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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ at $0.0473//GB — that's roughly 31% 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 $284.00 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ 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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ 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 WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ at $0.0473//GB. That is approximately 31% better value per gigabyte.
What is the price per GB of WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ?
The WD Purple 6TB 3.5' SATA Internal Hard Disk Drive WD64PURZ is currently priced at $0.0473/GB ($284.00 for 6TB) 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.