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Portable SSDs

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Corsair EX400U Portable 1TB vs Crucial X10 Pro Portable 4TB

Compare Corsair EX400U Portable 1TB and Crucial X10 Pro Portable 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 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 →
Our Pick

Crucial

Crucial X10 Pro Portable 4TB
9.6/10

A 4TB Gen 2x2 portable with the full Crucial X10 Pro spec — TLC NAND, AES, 5-year warranty, 2400 TBW. Among the few 4TB Gen 2x2 SSDs at retail, the closest competitor is the Sabrent Rocket Nano V2 4TB.

Gen 2x2 + 4TB
Real TLC NAND
5-year warranty + 2400 TBW
Check on Amazon →

Spec Comparison

Spec
Corsair EX400U Portable 1TB
Crucial X10 Pro Portable 4TB
Read Speed
3.3 GB/s ✓
2.0 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
9.6/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Corsair EX400U Portable 1TB or Crucial X10 Pro Portable 4TB?
The Crucial X10 Pro Portable 4TB scores 9.6/10 compared to 9.0/10 for the Corsair EX400U Portable 1TB. Our expert analysis favors the Crucial X10 Pro Portable 4TB for its superior value.
What's the difference between Corsair EX400U Portable 1TB and Crucial X10 Pro Portable 4TB?
The key differences: The Corsair EX400U Portable 1TB offers 3,300 MB/s reads vs 2,000 MB/s for the Crucial X10 Pro Portable 4TB. Capacity options differ: Corsair EX400U Portable 1TB is 1TB while Crucial X10 Pro Portable 4TB is 4TB. The Corsair EX400U Portable 1TB uses USB4 while the Crucial X10 Pro Portable 4TB uses USB 3.2 Gen 2x2.
Which is faster, Corsair EX400U Portable 1TB or Crucial X10 Pro Portable 4TB?
The Corsair EX400U Portable 1TB is faster with 3,300 MB/s read speeds compared to 2,000 MB/s for the Crucial X10 Pro Portable 4TB. That's a 65% speed advantage.
Which has better value, Corsair EX400U Portable 1TB or Crucial X10 Pro Portable 4TB?
The Crucial X10 Pro Portable 4TB scores higher (9.6 vs 9.0/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Corsair EX400U Portable 1TB vs Samsung T9 Portable SSD → Crucial X10 Pro Portable 4TB vs Samsung T9 Portable SSD →
Corsair EX400U Portable 1TB vs Samsung T9 Portable 4TB → Crucial X10 Pro Portable 4TB vs Samsung T9 Portable 4TB →
Corsair EX400U Portable 1TB vs Sabrent Rocket Nano V2 → Crucial X10 Pro Portable 4TB vs Sabrent Rocket Nano V2 →
Corsair EX400U Portable 1TB vs Samsung T9 Portable 2TB → Crucial X10 Pro Portable 4TB vs Samsung T9 Portable 2TB →