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 IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive costs $0.2294/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 August 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 IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive — Which Is Better Value?
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Specification Comparison
| Spec | Avolusion PRO-T5 4TB USB 3.0 External Hard Drive for Windows & Mac OS (White) - 2 Year Warranty | IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive |
|---|---|---|
| Brand | Avolusion | IBM |
| Capacity | 4 TB | 1TB |
| $/GB | $0.0325 | $0.2294 |
| Price | $129.99 | $229.45 |
| 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 IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive at $0.2294//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 $129.99 at Amazon, while the IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive starts at $229.45 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 IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard 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 IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive 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 IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive at $0.2294//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 $0.0325/GB ($129.99 for 4 TB) at Amazon.
Where can I buy IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive for the cheapest price?
The cheapest price for the IBM 81Y9731 - 1TB 2.5' Near Line SATA 7.2K 6Gb/s HS Hard Drive is $229.45 at Newegg, which works out to $0.2294/GB.