The HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive costs $0.0614/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 47% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive 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 | HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty |
|---|---|---|
| Brand | HP | Avolusion |
| Capacity | 3TB | 4 TB |
| $/GB | $0.0614 | $0.0325 |
| Price | $184.19 | $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 HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive at $0.0614//GB — that's roughly 47% 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 HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive starts at $184.19 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive 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 HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive 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 HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive at $0.0614//GB. That is approximately 47% better value per gigabyte.
What is the price per GB of HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive?
The HP 684599-001 - 3TB 3.5'' SATA 7.2K 6Gb/s Non Hot-Plug Hard Drive is currently priced at $0.0614/GB ($184.19 for 3TB) 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.