The SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive costs $0.0681/GB while the WD Elements 16TB USB 3.0 Desktop External Hard Drive Black costs $0.0168/GB. WD Elements 16TB USB 3.0 Desktop External Hard Drive Black offers 75% 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 Elements 16TB USB 3.0 Desktop External Hard Drive Black — Which Is Better Value?
WD Elements 16TB USB 3.0 Desktop External Hard Drive Black
Specification Comparison
| Spec | SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive | WD Elements 16TB USB 3.0 Desktop External Hard Drive Black |
|---|---|---|
| Brand | SanDisk | Western Digital |
| Capacity | 18TB | 16TB |
| $/GB | $0.0681 | $0.0168 |
| Price | $1224.99 | $268.94 |
| Retailer | Newegg | Newegg |
| Category | Hard Drives (HDD) | Hard Drives (HDD) |
| Subcategory | hdd | hdd |
Price Across Retailers
Which Should You Buy?
Based on current pricing data, the WD Elements 16TB USB 3.0 Desktop External Hard Drive Black offers better value at $0.0168//GB compared to the SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive at $0.0681//GB — that's roughly 75% less per gigabyte.
The best deal for the WD Elements 16TB USB 3.0 Desktop External Hard Drive Black is $268.94 at Newegg, 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 Elements 16TB USB 3.0 Desktop External 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 Elements 16TB USB 3.0 Desktop External Hard Drive Black a better deal?
As of June 2026, WD Elements 16TB USB 3.0 Desktop External Hard Drive Black offers better value at $0.0168//GB compared to SanDisk Professional 18TB G-DRIVE PROJECT Thunderbolt 3 External Hard Drive at $0.0681//GB. That is approximately 75% 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 Elements 16TB USB 3.0 Desktop External Hard Drive Black for the cheapest price?
The cheapest price for the WD Elements 16TB USB 3.0 Desktop External Hard Drive Black is $268.94 at Newegg, which works out to $0.0168/GB.