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External SSDs

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Corsair EX400U 1TB vs Sabrent Rocket XTRM-Q 2TB

Compare Corsair EX400U 1TB and Sabrent Rocket XTRM-Q 2TB side by side. Both are 1TB USB4 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

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
Check on Amazon →

Sabrent

Sabrent Rocket XTRM-Q 2TB
8.6/10

The 2TB XTRM-Q is the model that put Sabrent's portable Thunderbolt line on the map for Mac users who needed internal-class speeds in an external chassis. Like the 1TB, it dedicated to Thunderbolt 3/4 hosts — on USB only you'll see Gen 2 speed (~1050 MB/s), not the headline 2700 MB/s.

Thunderbolt-class 2700 MB/s
Doubles capacity of base XTRM-Q
Cables included
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Spec Comparison

Spec
Corsair EX400U 1TB
Sabrent Rocket XTRM-Q 2TB
Read Speed
3.3 GB/s ✓
2.7 GB/s
Write Speed
3.0 GB/s ✓
2.7 GB/s
Capacity
1 TB
2 TB ✓
Interface
USB4
Thunderbolt 3
Endurance (TBW)
600 TB
1,200 TB ✓
Warranty
5 Years ✓
3 Years
Score
9.0/10 ✓
8.6/10
Total Wins
4 wins
2 wins

Frequently Asked Questions

Which is better, Corsair EX400U 1TB or Sabrent Rocket XTRM-Q 2TB?
The Corsair EX400U 1TB scores 9.0/10 compared to 8.6/10 for the Sabrent Rocket XTRM-Q 2TB. Our expert analysis favors the Corsair EX400U 1TB for its superior speed.
What's the difference between Corsair EX400U 1TB and Sabrent Rocket XTRM-Q 2TB?
The key differences: The Corsair EX400U 1TB offers 3,300 MB/s reads vs 2,700 MB/s for the Sabrent Rocket XTRM-Q 2TB. Capacity options differ: Corsair EX400U 1TB is 1TB while Sabrent Rocket XTRM-Q 2TB is 2TB. The Corsair EX400U 1TB uses USB4 while the Sabrent Rocket XTRM-Q 2TB uses Thunderbolt 3.
Which is faster, Corsair EX400U 1TB or Sabrent Rocket XTRM-Q 2TB?
The Corsair EX400U 1TB is faster with 3,300 MB/s read speeds compared to 2,700 MB/s for the Sabrent Rocket XTRM-Q 2TB. That's a 22% speed advantage.
Which has better value, Corsair EX400U 1TB or Sabrent Rocket XTRM-Q 2TB?
The Corsair EX400U 1TB scores higher (9.0 vs 8.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Corsair EX400U 1TB vs Samsung T9 2TB → Sabrent Rocket XTRM-Q 2TB vs Samsung T9 2TB →
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