The WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black costs $0.1000/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 67% better value per gigabyte as of May 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

WD - My Passport 1TB External USB 3.0 Portable Hard Drive - 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?

Best Price$99.99
RetailerBest Buy
$/GB$0.1000
Rating4.7 (2,648 reviews)
Buy at Best Buy — $99.99

Specification Comparison

SpecWD - My Passport 1TB External USB 3.0 Portable Hard Drive - BlackWL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty
BrandWestern DigitalGoHardDrive
Capacity1 TB4 TB
$/GB$0.1000$0.0325
Price$99.99$129.99
RetailerBest BuyAmazon
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

Price Across Retailers

WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black

Best Buy$0.1000//GB
$99.99Buy

WL 4TB 64MB Cache 5400RPM SATA III (6.0Gb/s) 3.5" Internal Surveillance DVR Hard Drive - w/ 1 Year Warranty

Amazon$0.0325//GB
$129.99Buy

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 WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black at $0.1000//GB — that's roughly 67% 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 WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black starts at $99.99 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 WD - My Passport 1TB External USB 3.0 Portable Hard Drive - 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 WD - My Passport 1TB External USB 3.0 Portable Hard Drive - 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 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 WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black at $0.1000//GB. That is approximately 67% better value per gigabyte.

What is the price per GB of WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black?

The WD - My Passport 1TB External USB 3.0 Portable Hard Drive - Black is currently priced at $0.1000/GB ($99.99 for 1 TB) at Best Buy.

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.

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