The WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive costs $0.0800/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 58% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive vs HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive — Which Is Better Value?
Specification Comparison
| Spec | WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive | HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive |
|---|---|---|
| Brand | Western Digital | HGST |
| Capacity | 2TB | 3TB |
| $/GB | $0.0800 | $0.0333 |
| Price | $159.99 | $100.00 |
| Retailer | Newegg | 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 WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive at $0.0800//GB — that's roughly 58% 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 WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive starts at $159.99 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 Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive 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 WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive or HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive a better deal?
As of June 2026, HGST HUS724030ALA640 - 3TB 3.5' SATA 7,200 RPM 6Gb/s Hard Drive offers better value at $0.0333//GB compared to WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive at $0.0800//GB. That is approximately 58% better value per gigabyte.
What is the price per GB of WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive?
The WD Blue WD20SPZX 2TB 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5' Internal Notebook Hard Drive is currently priced at $0.0800/GB ($159.99 for 2TB) at Newegg.
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.