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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty costs $3.1756/GB. WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers 99% 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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty — 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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty |
|---|---|---|
| Brand | GoHardDrive | SanDisk |
| Capacity | 4 TB | 128GB |
| $/GB | $0.0325 | $3.1756 |
| Price | $129.99 | $406.48 |
| Retailer | Amazon | Newegg |
| 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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty at $3.1756//GB — that's roughly 99% 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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty starts at $406.48 at Newegg.
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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty 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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime 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 SanDisk - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty at $3.1756//GB. That is approximately 99% 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 - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty for the cheapest price?
The cheapest price for the SanDisk - SDCFSP-128G-A46D - SanDisk Extreme Pro 128 GB CFast Card - 525 MB/s Read - 450 MB/s Write - Lifetime Warranty is $406.48 at Newegg, which works out to $3.1756/GB.