The ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black costs $0.0412/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 21% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black 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 | ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black | WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty |
|---|---|---|
| Brand | ADATA | GoHardDrive |
| Capacity | 4TB | 4 TB |
| $/GB | $0.0412 | $0.0325 |
| Price | $164.66 | $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 ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black at $0.0412//GB — that's roughly 21% 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 ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black starts at $164.66 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black 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 ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black 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 June 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 ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black at $0.0412//GB. That is approximately 21% better value per gigabyte.
What is the price per GB of ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black?
The ADATA 4TB HD650 Portable Hard Drive USB 3.1 Model AHD650-4TU31-CBK Black is currently priced at $0.0412/GB ($164.66 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.