The HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 costs $0.1050/GB while the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty costs $0.0325/GB. WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers 69% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 vs WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty — Which Is Better Value?
Specification Comparison
| Spec | HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 | WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty |
|---|---|---|
| Brand | HP | GoHardDrive |
| Capacity | 3TB | 4 TB |
| $/GB | $0.1050 | $0.0325 |
| Price | $315.00 | $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 WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers better value at $0.0325//GB compared to the HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 at $0.1050//GB — that's roughly 69% less per gigabyte.
The best deal for the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty is $129.99 at Amazon, while the HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 starts at $315.00 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 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 and WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty product page for detailed specifications and price history.
Frequently Asked Questions
Is HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 or WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty a better deal?
As of May 2026, WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers better value at $0.0325//GB compared to HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 at $0.1050//GB. That is approximately 69% better value per gigabyte.
What is the price per GB of HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21?
The HP 3 TB 3.5' Internal Hard Drive - SATA - 7200rpm - Hot Pluggable HDD - 861693-B21 is currently priced at $0.1050/GB ($315.00 for 3TB) at Newegg.
Where can I buy WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty for the cheapest price?
The cheapest price for the WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty is $129.99 at Amazon, which works out to $0.0325/GB.