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External SSDs

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Corsair EX100U vs LaCie Rugged SSD Pro 4TB

Compare Corsair EX100U and LaCie Rugged SSD Pro 4TB side by side. Both are 2TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Corsair

Corsair EX100U
8.2/10

High-performance external SSD with USB-C connectivity, ideal for gaming and content creation.

Good 1600MB/s read speeds
USB 3.2 Gen 2x2 interface
Attractive design
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Our Pick

LaCie

LaCie Rugged SSD Pro 4TB
9.2/10

A 4TBThunderbolt 3 portable — uniquely huge for this speed tier. The Rugged SSD Pro 4TB fills a slot nothing else really does: 4TB of fast external storage that's actually rugged, not just claimed to be.

Thunderbolt 3 + 4TB
IP67 + 3m drop + 1-ton crush
5-year Rescue
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Spec Comparison

Spec
Corsair EX100U
LaCie Rugged SSD Pro 4TB
Read Speed
1.6 GB/s
2.7 GB/s ✓
Write Speed
1.5 GB/s
1.9 GB/s ✓
Capacity
2 TB
4 TB ✓
Interface
USB 3.2 Gen 2x2
Thunderbolt 3
Endurance (TBW)
900 TB
2,400 TB ✓
Warranty
3 Years
5 Years ✓
Score
8.2/10
9.2/10 ✓
Total Wins
0 wins
6 wins

Frequently Asked Questions

Which is better, Corsair EX100U or LaCie Rugged SSD Pro 4TB?
The LaCie Rugged SSD Pro 4TB scores 9.2/10 compared to 8.2/10 for the Corsair EX100U. Our expert analysis favors the LaCie Rugged SSD Pro 4TB for its superior speed.
What's the difference between Corsair EX100U and LaCie Rugged SSD Pro 4TB?
The key differences: The Corsair EX100U offers 1,600 MB/s reads vs 2,700 MB/s for the LaCie Rugged SSD Pro 4TB. Capacity options differ: Corsair EX100U is 2TB while LaCie Rugged SSD Pro 4TB is 4TB. The Corsair EX100U uses USB 3.2 Gen 2x2 while the LaCie Rugged SSD Pro 4TB uses Thunderbolt 3.
Which is faster, Corsair EX100U or LaCie Rugged SSD Pro 4TB?
The LaCie Rugged SSD Pro 4TB is faster with 2,700 MB/s read speeds compared to 1,600 MB/s for the Corsair EX100U. That's a 69% speed advantage.
Which has better value, Corsair EX100U or LaCie Rugged SSD Pro 4TB?
The LaCie Rugged SSD Pro 4TB scores higher (9.2 vs 8.2/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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