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External SSDs

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Corsair EX400U 1TB vs Crucial X10 Pro 4TB

Compare Corsair EX400U 1TB and Crucial X10 Pro 4TB 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 1TB
9.0/10

A 1TB USB4 portable — 3300 MB/s read on a Thunderbolt 4 / USB4 host. The EX400U is the rare USB4 drive that supports the full 40Gbps link (not all USB4 drives do). 5-year warranty is best-in-class for the speed tier.

USB4 3300 MB/s read
5-year warranty
Full 40Gbps USB4 link
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Our Pick

Crucial

Crucial X10 Pro 4TB
9.1/10

Professional-grade 4TB portable SSD with speeds up to 2100MB/s. Massive capacity for 8K video workflows and large creative projects.

4TB with fastest Gen 2x2 speeds up to 2100MB/s
IP55 water and dust resistance
Excellent 2400 TBW endurance
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Spec Comparison

Spec
Corsair EX400U 1TB
Crucial X10 Pro 4TB
Read Speed
3.3 GB/s ✓
2.1 GB/s
Write Speed
3.0 GB/s ✓
2.0 GB/s
Capacity
1 TB
4 TB ✓
Interface
USB4
USB 3.2 Gen 2x2
Endurance (TBW)
600 TB
2,400 TB ✓
Warranty
5 Years
5 Years
Score
9.0/10
9.1/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Corsair EX400U 1TB or Crucial X10 Pro 4TB?
The Crucial X10 Pro 4TB scores 9.1/10 compared to 9.0/10 for the Corsair EX400U 1TB. Our expert analysis favors the Crucial X10 Pro 4TB for its superior value.
What's the difference between Corsair EX400U 1TB and Crucial X10 Pro 4TB?
The key differences: The Corsair EX400U 1TB offers 3,300 MB/s reads vs 2,100 MB/s for the Crucial X10 Pro 4TB. Capacity options differ: Corsair EX400U 1TB is 1TB while Crucial X10 Pro 4TB is 4TB. The Corsair EX400U 1TB uses USB4 while the Crucial X10 Pro 4TB uses USB 3.2 Gen 2x2.
Which is faster, Corsair EX400U 1TB or Crucial X10 Pro 4TB?
The Corsair EX400U 1TB is faster with 3,300 MB/s read speeds compared to 2,100 MB/s for the Crucial X10 Pro 4TB. That's a 57% speed advantage.
Which has better value, Corsair EX400U 1TB or Crucial X10 Pro 4TB?
The Crucial X10 Pro 4TB scores higher (9.1 vs 9.0/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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Corsair EX400U 1TB vs Samsung T9 2TB → Crucial X10 Pro 4TB vs Samsung T9 2TB →
Corsair EX400U 1TB vs Samsung T9 Portable SSD → Crucial X10 Pro 4TB vs Samsung T9 Portable SSD →
Corsair EX400U 1TB vs Crucial X10 Pro 2TB → Crucial X10 Pro 4TB vs Crucial X10 Pro 2TB →
Corsair EX400U 1TB vs Samsung T7 4TB → Crucial X10 Pro 4TB vs Samsung T7 4TB →