The HP 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive costs $0.1282/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 75% better value per gigabyte as of August 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
HP 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive vs Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty — Which Is Better Value?
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Specification Comparison
| Spec | HP 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty |
|---|---|---|
| Brand | HP | Avolusion |
| Capacity | 1TB | 4 TB |
| $/GB | $0.1282 | $0.0325 |
| Price | $128.19 | $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 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.1282//GB — that's roughly 75% 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 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive starts at $128.19 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 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare 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 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare 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 August 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 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive at $0.1282//GB. That is approximately 75% better value per gigabyte.
What is the price per GB of HP 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive?
The HP 659337-B21 1TB 7200 RPM SATA 6.0Gb/s 3.5' Internal Hard Drive Bare Drive is currently priced at $0.1282/GB ($128.19 for 1TB) 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.