The 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black costs $0.0843/GB while the HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive costs $0.0333/GB. HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive offers 60% better value per gigabyte as of July 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black vs HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive — Which Is Better Value?
Specification Comparison
| Spec | 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black | HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive |
|---|---|---|
| Brand | Generic | HGST |
| Capacity | 320 GB | 3TB |
| $/GB | $0.0843 | $0.0333 |
| Price | $26.99 | $100.00 |
| 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 HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive offers better value at $0.0333//GB compared to the 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black at $0.0843//GB — that's roughly 60% less per gigabyte.
The best deal for the HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive is $100.00 at Newegg, while the 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black starts at $26.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black and HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive product page for detailed specifications and price history.
Frequently Asked Questions
Is 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black or HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive a better deal?
As of July 2026, HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive offers better value at $0.0333//GB compared to 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black at $0.0843//GB. That is approximately 60% better value per gigabyte.
What is the price per GB of 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black?
The 320GB External Hard Drive, USB 3.1 Type-C Portable HDD, Ultra-Slim 2.5-Inch Backup Storage for PC, Laptop, Tablet & Gaming Console – Black is currently priced at $0.0843/GB ($26.99 for 320 GB) at Amazon.
Where can I buy HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive for the cheapest price?
The cheapest price for the HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive is $100.00 at Newegg, which works out to $0.0333/GB.