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 USB4 vs SSK SHE030 1TB

Compare Corsair EX400U USB4 and SSK SHE030 1TB 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 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

Check on Amazon →

SSK

SSK SHE030 1TB

7.4/10

A budget 1050-class Gen 2 portable from SSK. Compatible with PS5 expandable storage (USB cold library) and Xbox cold storage. Aggressive pricing makes it a value-tier option for console-game overflow where peak sustained speed is not critical.

1050 MB/s read

Budget aggressive price

PS5/Xbox cold-library compatible

Check on Amazon →

Spec Comparison

Spec

Corsair EX400U USB4

SSK SHE030 1TB

Read Speed

4.0 GB/s ✓

1.1 GB/s

Write Speed

3.6 GB/s ✓

1.0 GB/s

Capacity

1 TB ✓

1 TB

Interface

USB4

USB 3.2 Gen 2

Endurance (TBW)

700 TB ✓

600 TB

Warranty

5 Years ✓

3 Years

Score

9.2/10 ✓

7.4/10

Total Wins

6 wins

0 wins

Frequently Asked Questions

Which is better, Corsair EX400U USB4 or SSK SHE030 1TB?

The Corsair EX400U USB4 scores 9.2/10 compared to 7.4/10 for the SSK SHE030 1TB. Our expert analysis favors the Corsair EX400U USB4 for its superior speed.

What's the difference between Corsair EX400U USB4 and SSK SHE030 1TB?

The key differences: The Corsair EX400U USB4 offers 4,000 MB/s reads vs 1,050 MB/s for the SSK SHE030 1TB. Capacity options differ: Corsair EX400U USB4 is 1TB while SSK SHE030 1TB is 1TB. The Corsair EX400U USB4 uses USB4 while the SSK SHE030 1TB uses USB 3.2 Gen 2.

Which is faster, Corsair EX400U USB4 or SSK SHE030 1TB?

The Corsair EX400U USB4 is faster with 4,000 MB/s read speeds compared to 1,050 MB/s for the SSK SHE030 1TB. That's a 281% speed advantage.

Which has better value, Corsair EX400U USB4 or SSK SHE030 1TB?

The Corsair EX400U USB4 scores higher (9.2 vs 7.4/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Corsair EX400U USB4 vs Samsung T9 2TB → SSK SHE030 1TB vs Samsung T9 2TB →

Corsair EX400U USB4 vs Samsung T9 Portable SSD → SSK SHE030 1TB vs Samsung T9 Portable SSD →

Corsair EX400U USB4 vs Crucial X10 Pro 2TB → SSK SHE030 1TB vs Crucial X10 Pro 2TB →

Corsair EX400U USB4 vs Samsung T7 4TB → SSK SHE030 1TB vs Samsung T7 4TB →