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Corsair EX100U vs Corsair EX400U USB4

Compare Corsair EX100U and Corsair EX400U USB4 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

Our Pick

Corsair

Corsair EX400U USB4

9.2/10

High-bandwidth USB4 external SSD delivering up to 4,000MB/s reads with MagSafe compatibility. Perfect for creative professionals with Thunderbolt 4 and USB4 laptops.

Blazing 4000MB/s read speeds over USB4

MagSafe magnetic attachment for iPhone

Full Thunderbolt 4 backward compatibility

Spec Comparison

Spec

Corsair EX100U

Corsair EX400U USB4

Read Speed

1.6 GB/s

4.0 GB/s ✓

Write Speed

1.5 GB/s

3.6 GB/s ✓

Capacity

2 TB ✓

1 TB

Interface

USB 3.2 Gen 2x2

USB4

Endurance (TBW)

900 TB ✓

700 TB

Warranty

3 Years

5 Years ✓

Score

8.2/10

9.2/10 ✓

Total Wins

2 wins

4 wins

Frequently Asked Questions

Which is better, Corsair EX100U or Corsair EX400U USB4?

The Corsair EX400U USB4 scores 9.2/10 compared to 8.2/10 for the Corsair EX100U. Our expert analysis favors the Corsair EX400U USB4 for its superior speed.

What's the difference between Corsair EX100U and Corsair EX400U USB4?

The key differences: The Corsair EX100U offers 1,600 MB/s reads vs 4,000 MB/s for the Corsair EX400U USB4. Capacity options differ: Corsair EX100U is 2TB while Corsair EX400U USB4 is 1TB. The Corsair EX100U uses USB 3.2 Gen 2x2 while the Corsair EX400U USB4 uses USB4.

Which is faster, Corsair EX100U or Corsair EX400U USB4?

The Corsair EX400U USB4 is faster with 4,000 MB/s read speeds compared to 1,600 MB/s for the Corsair EX100U. That's a 150% speed advantage.

Which has better value, Corsair EX100U or Corsair EX400U USB4?

Check current prices at our linked retailers for the latest value comparison.

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