Skip to main content
External SSDs

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 1TB vs Kingston XS2000 2TB

Compare Corsair EX400U 1TB and Kingston XS2000 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 →

Kingston

Kingston XS2000 2TB
8.4/10

The 2TB XS2000 is a budget-grade Gen 2x2 portable with the same 5-year warranty as the 1TB but double the cache budget. Often the cheapest 2TB Gen 2x2 SSD at retail — a sensible budget alternative to the Sabrent or Samsung T9.

Gen 2x2 2000 MB/s
5-year warranty
2TB at aggressive price
Check on Amazon →

Spec Comparison

Spec
Corsair EX400U 1TB
Kingston XS2000 2TB
Read Speed
3.3 GB/s ✓
2.0 GB/s
Write Speed
3.0 GB/s ✓
2.0 GB/s
Capacity
1 TB
2 TB ✓
Interface
USB4
USB 3.2 Gen 2x2
Endurance (TBW)
600 TB
1,200 TB ✓
Warranty
5 Years
5 Years
Score
9.0/10 ✓
8.4/10
Total Wins
3 wins
2 wins

Frequently Asked Questions

Which is better, Corsair EX400U 1TB or Kingston XS2000 2TB?
The Corsair EX400U 1TB scores 9.0/10 compared to 8.4/10 for the Kingston XS2000 2TB. Our expert analysis favors the Corsair EX400U 1TB for its superior speed.
What's the difference between Corsair EX400U 1TB and Kingston XS2000 2TB?
The key differences: The Corsair EX400U 1TB offers 3,300 MB/s reads vs 2,000 MB/s for the Kingston XS2000 2TB. Capacity options differ: Corsair EX400U 1TB is 1TB while Kingston XS2000 2TB is 2TB. The Corsair EX400U 1TB uses USB4 while the Kingston XS2000 2TB uses USB 3.2 Gen 2x2.
Which is faster, Corsair EX400U 1TB or Kingston XS2000 2TB?
The Corsair EX400U 1TB is faster with 3,300 MB/s read speeds compared to 2,000 MB/s for the Kingston XS2000 2TB. That's a 65% speed advantage.
Which has better value, Corsair EX400U 1TB or Kingston XS2000 2TB?
The Corsair EX400U 1TB scores higher (9.0 vs 8.4/10), 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 → Kingston XS2000 2TB vs Samsung T9 2TB →
Corsair EX400U 1TB vs Samsung T9 Portable SSD → Kingston XS2000 2TB vs Samsung T9 Portable SSD →
Corsair EX400U 1TB vs Crucial X10 Pro 2TB → Kingston XS2000 2TB vs Crucial X10 Pro 2TB →
Corsair EX400U 1TB vs Samsung T7 4TB → Kingston XS2000 2TB vs Samsung T7 4TB →