The LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black costs $0.0704/GB while the LaCie d2 Professional USB-C 20TB costs $0.0343/GB. LaCie d2 Professional USB-C 20TB offers 51% better value per gigabyte as of June 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.

LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black vs LaCie d2 Professional USB-C 20TB — Which Is Better Value?

Better Value
Best Price$686.48
RetailerNewegg
$/GB$0.0343
Buy at Newegg — $686.48

Specification Comparison

SpecLaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive BlackLaCie d2 Professional USB-C 20TB
BrandLaCieLaCie
Capacity20TB20TB
$/GB$0.0704$0.0343
Price$1407.31$686.48
RetailerNeweggNewegg
CategoryHard Drives (HDD)Hard Drives (HDD)
Subcategoryhddhdd

Price Across Retailers

LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black

Newegg$0.0704//GB
$1407.31Buy

LaCie d2 Professional USB-C 20TB

Newegg$0.0343//GB
$686.48Buy

Which Should You Buy?

Based on current pricing data, the LaCie d2 Professional USB-C 20TB offers better value at $0.0343//GB compared to the LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black at $0.0704//GB — that's roughly 51% less per gigabyte.

The best deal for the LaCie d2 Professional USB-C 20TB is $686.48 at Newegg, while the LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black starts at $1407.31 at Newegg.

However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black and LaCie d2 Professional USB-C 20TB product page for detailed specifications and price history.

Frequently Asked Questions

Is LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black or LaCie d2 Professional USB-C 20TB a better deal?

As of June 2026, LaCie d2 Professional USB-C 20TB offers better value at $0.0343//GB compared to LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black at $0.0704//GB. That is approximately 51% better value per gigabyte.

What is the price per GB of LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black?

The LaCie 2big Dock 20TB USB 3.2 Gen 2 External Hard Drive Black is currently priced at $0.0704/GB ($1407.31 for 20TB) at Newegg.

Where can I buy LaCie d2 Professional USB-C 20TB for the cheapest price?

The cheapest price for the LaCie d2 Professional USB-C 20TB is $686.48 at Newegg, which works out to $0.0343/GB.

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