The HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) costs $0.0323/GB while the HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 costs $0.0469/GB. HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) offers 31% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) vs HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 — Which Is Better Value?
Specification Comparison
| Spec | HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) | HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 |
|---|---|---|
| Brand | HGST | HP |
| Capacity | 4TB | 4TB |
| $/GB | $0.0323 | $0.0469 |
| Price | $129.10 | $187.45 |
| 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 HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) offers better value at $0.0323//GB compared to the HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 at $0.0469//GB — that's roughly 31% less per gigabyte.
The best deal for the HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) is $129.10 at Newegg, while the HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 starts at $187.45 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) and HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 product page for detailed specifications and price history.
Frequently Asked Questions
Is HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) or HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 a better deal?
As of June 2026, HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) offers better value at $0.0323//GB compared to HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 at $0.0469//GB. That is approximately 31% better value per gigabyte.
What is the price per GB of HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600)?
The HGST HDS724040ALE640 Deskstar 7K4000 HDS724040ALA640 4 TB Hard Drive - 3.5' Internal - SATA (SATA/600) is currently priced at $0.0323/GB ($129.10 for 4TB) at Newegg.
Where can I buy HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 for the cheapest price?
The cheapest price for the HP 4 TB 3.5' Internal Hard Drive - SATA - 7200rpm - 861678-B21 is $187.45 at Newegg, which works out to $0.0469/GB.