The SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive costs $0.0681/GB while the WD - easystore 18TB External USB 3.0 Hard Drive - Black costs $0.0283/GB. WD - easystore 18TB External USB 3.0 Hard Drive - Black offers 58% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive vs WD - easystore 18TB External USB 3.0 Hard Drive - Black — Which Is Better Value?

Better Value
Best Price$509.99
RetailerBest Buy
$/GB$0.0283
Rating4.5 (753 reviews)
Buy at Best Buy — $509.99

Specification Comparison

SpecSanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard DriveWD - easystore 18TB External USB 3.0 Hard Drive - Black
BrandSanDiskWestern Digital
Capacity18TB18 TB
$/GB$0.0681$0.0283
Price$1224.99$509.99
RetailerNeweggBest Buy
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

Price Across Retailers

SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive

Newegg$0.0681//GB
$1224.99Buy

WD - easystore 18TB External USB 3.0 Hard Drive - Black

Best Buy$0.0283//GB
$509.99Buy

Which Should You Buy?

Based on current pricing data, the WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0283//GB compared to the SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive at $0.0681//GB — that's roughly 58% less per gigabyte.

The best deal for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $509.99 at Best Buy, while the SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive starts at $1224.99 at Newegg.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive and WD - easystore 18TB External USB 3.0 Hard Drive - Black product page for detailed specifications and price history.

Frequently Asked Questions

Is SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive or WD - easystore 18TB External USB 3.0 Hard Drive - Black a better deal?

As of June 2026, WD - easystore 18TB External USB 3.0 Hard Drive - Black offers better value at $0.0283//GB compared to SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive at $0.0681//GB. That is approximately 58% better value per gigabyte.

What is the price per GB of SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive?

The SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive is currently priced at $0.0681/GB ($1224.99 for 18TB) at Newegg.

Where can I buy WD - easystore 18TB External USB 3.0 Hard Drive - Black for the cheapest price?

The cheapest price for the WD - easystore 18TB External USB 3.0 Hard Drive - Black is $509.99 at Best Buy, which works out to $0.0283/GB.

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