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Portable SSDs

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Corsair EX100U Portable 2TB vs LaCie Rugged SSD Pro Portable 4TB

Compare Corsair EX100U Portable 2TB and LaCie Rugged SSD Pro Portable 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 Portable 2TB
8.5/10

A 2TB Gen 2x2 portable with the Corsair aluminum body. Write speed drops to 1800 MB/s over the 1TB 2000 - a 10% bump down for the larger die stack. Still above 2GB/s on paper for long transfers as long as the host is Gen 2x2.

Gen 2x2 + 2TB
Cool aluminum body
Both cables in box
Check on Amazon →
Our Pick

LaCie

LaCie Rugged SSD Pro Portable 4TB
9.2/10

A 4TB Thunderbolt 3 portable in the iconic LaCie rugged orange body - one-of-one at this capacity/speed tier. Largely without competitor at 4TB Thunderbolt 3 + IP67 = niche product, premium pricing pairs the niche.

Thunderbolt 3 + 4TB + IP67
5-year Rescue
3-meter drop + 1-ton crush
Check on Amazon →

Spec Comparison

Spec
Corsair EX100U Portable 2TB
LaCie Rugged SSD Pro Portable 4TB
Read Speed
2.0 GB/s
2.7 GB/s ✓
Write Speed
1.8 GB/s
1.9 GB/s ✓
Capacity
2 TB
4 TB ✓
Interface
USB 3.2 Gen 2x2
Thunderbolt 3
Endurance (TBW)
1,200 TB
2,400 TB ✓
Warranty
3 Years
5 Years ✓
Score
8.5/10
9.2/10 ✓
Total Wins
0 wins
6 wins

Frequently Asked Questions

Which is better, Corsair EX100U Portable 2TB or LaCie Rugged SSD Pro Portable 4TB?
The LaCie Rugged SSD Pro Portable 4TB scores 9.2/10 compared to 8.5/10 for the Corsair EX100U Portable 2TB. Our expert analysis favors the LaCie Rugged SSD Pro Portable 4TB for its superior speed.
What's the difference between Corsair EX100U Portable 2TB and LaCie Rugged SSD Pro Portable 4TB?
The key differences: The Corsair EX100U Portable 2TB offers 2,000 MB/s reads vs 2,700 MB/s for the LaCie Rugged SSD Pro Portable 4TB. Capacity options differ: Corsair EX100U Portable 2TB is 2TB while LaCie Rugged SSD Pro Portable 4TB is 4TB. The Corsair EX100U Portable 2TB uses USB 3.2 Gen 2x2 while the LaCie Rugged SSD Pro Portable 4TB uses Thunderbolt 3.
Which is faster, Corsair EX100U Portable 2TB or LaCie Rugged SSD Pro Portable 4TB?
The LaCie Rugged SSD Pro Portable 4TB is faster with 2,700 MB/s read speeds compared to 2,000 MB/s for the Corsair EX100U Portable 2TB. That's a 35% speed advantage.
Which has better value, Corsair EX100U Portable 2TB or LaCie Rugged SSD Pro Portable 4TB?
The LaCie Rugged SSD Pro Portable 4TB scores higher (9.2 vs 8.5/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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