The WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) costs $0.0646/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 $0.0375/GB. WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty offers 42% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) 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?
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Specification Comparison
| Spec | WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) | WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty |
|---|---|---|
| Brand | Western Digital | GoHardDrive |
| Capacity | 4TB | 4 TB |
| $/GB | $0.0646 | $0.0375 |
| Price | $258.50 | $149.99 |
| Retailer | Newegg | Amazon |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN)
WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty
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 $0.0375//GB compared to the WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) at $0.0646//GB — that's roughly 42% 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 $149.99 at Amazon, while the WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) starts at $258.50 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) 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 WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) 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 September 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 $0.0375//GB compared to WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) at $0.0646//GB. That is approximately 42% better value per gigabyte.
What is the price per GB of WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN)?
The WD 4TB Blue My Passport Ultra Portable Storage External Hard Drive USB-C for PC/Windows (WDBFTM0040BBL-WESN) is currently priced at $0.0646/GB ($258.50 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 $149.99 at Amazon, which works out to $0.0375/GB.