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 while the Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one costs $0.0660/GB. WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers 51% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty vs Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one — Which Is Better Value?
Specification Comparison
| Spec | WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty | Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one |
|---|---|---|
| Brand | GoHardDrive | Tianken |
| Capacity | 4 TB | 1 TB |
| $/GB | $0.0325 | $0.0660 |
| Price | $129.99 | $65.99 |
| Retailer | Amazon | 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 Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one at $0.0660//GB — that's roughly 51% 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 Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one starts at $65.99 at Amazon.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty and Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one product page for detailed specifications and price history.
Frequently Asked Questions
Is WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty or Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one 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 Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one at $0.0660//GB. That is approximately 51% better value per gigabyte.
What is the price per GB of WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty?
The WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty is currently priced at $0.0325/GB ($129.99 for 4 TB) at Amazon.
Where can I buy Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one for the cheapest price?
The cheapest price for the Tianken 1TB Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Mac, Laptop, PS4, Xbox one is $65.99 at Amazon, which works out to $0.0660/GB.