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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray costs $0.0575/GB. WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers 43% 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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray — 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 | SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray |
|---|---|---|
| Brand | GoHardDrive | G-DRIVE |
| Capacity | 4 TB | 4 TB |
| $/GB | $0.0325 | $0.0575 |
| Price | $129.99 | $229.99 |
| Retailer | Amazon | Best Buy |
| 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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray at $0.0575//GB — that's roughly 43% 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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray starts at $229.99 at Best Buy.
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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray 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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray 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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray at $0.0575//GB. That is approximately 43% 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 SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray for the cheapest price?
The cheapest price for the SanDisk Professional - G-DRIVE ArmorATD 4TB External USB-C Portable Hard Drive - Space Gray is $229.99 at Best Buy, which works out to $0.0575/GB.