As an Amazon Associate I earn from qualifying purchases. We may earn a commission from qualifying purchases made through links on this page. Prices and availability are subject to change. We are reader-supported and independent — our rankings are based on an objective scoring rubric, not sponsorship.

Corsair EX400U Portable 1TB vs LaCie Rugged SSD Pro Portable 1TB

Compare Corsair EX400U Portable 1TB and LaCie Rugged SSD Pro Portable 1TB side by side. Both are 1TB USB4 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Corsair

Corsair EX400U Portable 1TB

9.0/10

A USB4 portable from Corsair with 3300 MB/s read on Thunderbolt 4 / USB4 hosts - and the full 5-year warranty. The EX400U 1TB portable is a competitive USB4 entry point for video editors who need Thunderbolt-class speeds without the LaCie price tag.

USB4 3300 MB/s read

5-year warranty

Full 40Gbps USB4 link

Check on Amazon →

LaCie

LaCie Rugged SSD Pro Portable 1TB

9.0/10

The portable-shooters drive - Thunderbolt 3 in LaCie iconic orange-rubber bumpers and 5-year Rescue included. Standard-issue for outdoor wedding, extreme-sports, news, and travel videographers who genuinely need both real-time 6K editing AND a drive that survives the field.

Thunderbolt 3 2700 MB/s

IP67 + 3-meter drop + 1-ton crush

5-year Rescue included

Check on Amazon →

Spec Comparison

Spec

Corsair EX400U Portable 1TB

LaCie Rugged SSD Pro Portable 1TB

Read Speed

3.3 GB/s ✓

2.7 GB/s

Write Speed

3.0 GB/s ✓

1.9 GB/s

Capacity

1 TB

Interface

USB4

Thunderbolt 3

Endurance (TBW)

600 TB

Warranty

5 Years

Score

9.0/10

Total Wins

2 wins

0 wins

Frequently Asked Questions

Which is better, Corsair EX400U Portable 1TB or LaCie Rugged SSD Pro Portable 1TB?

Both drives score 9.0/10 in our expert testing. The best choice depends on your specific needs.

What's the difference between Corsair EX400U Portable 1TB and LaCie Rugged SSD Pro Portable 1TB?

The key differences: The Corsair EX400U Portable 1TB offers 3,300 MB/s reads vs 2,700 MB/s for the LaCie Rugged SSD Pro Portable 1TB. Capacity options differ: Corsair EX400U Portable 1TB is 1TB while LaCie Rugged SSD Pro Portable 1TB is 1TB. The Corsair EX400U Portable 1TB uses USB4 while the LaCie Rugged SSD Pro Portable 1TB uses Thunderbolt 3.

Which is faster, Corsair EX400U Portable 1TB or LaCie Rugged SSD Pro Portable 1TB?

The Corsair EX400U Portable 1TB is faster with 3,300 MB/s read speeds compared to 2,700 MB/s for the LaCie Rugged SSD Pro Portable 1TB. That's a 22% speed advantage.

Which has better value, Corsair EX400U Portable 1TB or LaCie Rugged SSD Pro Portable 1TB?

Both drives score the same in our evaluation. Consider features, endurance, and warranty to determine which suits your needs better.

More Comparisons

Corsair EX400U Portable 1TB vs Samsung T9 Portable SSD → LaCie Rugged SSD Pro Portable 1TB vs Samsung T9 Portable SSD →

Corsair EX400U Portable 1TB vs Samsung T9 Portable 4TB → LaCie Rugged SSD Pro Portable 1TB vs Samsung T9 Portable 4TB →

Corsair EX400U Portable 1TB vs Crucial X10 Pro Portable 4TB → LaCie Rugged SSD Pro Portable 1TB vs Crucial X10 Pro Portable 4TB →

Corsair EX400U Portable 1TB vs Sabrent Rocket Nano V2 → LaCie Rugged SSD Pro Portable 1TB vs Sabrent Rocket Nano V2 →