The Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs costs $0.0782/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 58% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs 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 | Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs | WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty |
|---|---|---|
| Brand | Buffalo | GoHardDrive |
| Capacity | 4TB | 4 TB |
| $/GB | $0.0782 | $0.0325 |
| Price | $312.67 | $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 Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs at $0.0782//GB — that's roughly 58% 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 Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs starts at $312.67 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs 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 Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs 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 Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs at $0.0782//GB. That is approximately 58% better value per gigabyte.
What is the price per GB of Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs?
The Buffalo OP-HD4.0BN/B Op-Hdb/B Series - Hard Drive - 4 Tb - Internal - 3.5 Inch - Sata 6Gb/S - Nl - Rohs is currently priced at $0.0782/GB ($312.67 for 4TB) 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.