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External SSDs

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Corsair EX400U USB4 vs Netac ZX1 1TB

Compare Corsair EX400U USB4 and Netac ZX1 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 →

Netac

Netac ZX1 1TB
7.5/10

A budget Gen 2x2 portable from Netac — aggressive price vs the brand-name tier. The 1800 MB/s write rating is real but drops further on sustained workloads past the SLC cache. A valid budget pick for game-library overflow where peak sustained write doesn't matter.

Gen 2x2 2000 read
Budget pricing
Compact form factor
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Spec Comparison

Spec
Corsair EX400U USB4
Netac ZX1 1TB
Read Speed
4.0 GB/s ✓
2.0 GB/s
Write Speed
3.6 GB/s ✓
1.8 GB/s
Capacity
1 TB ✓
1 TB
Interface
USB4
USB 3.2 Gen 2x2
Endurance (TBW)
700 TB ✓
600 TB
Warranty
5 Years ✓
3 Years
Score
9.2/10 ✓
7.5/10
Total Wins
6 wins
0 wins

Frequently Asked Questions

Which is better, Corsair EX400U USB4 or Netac ZX1 1TB?
The Corsair EX400U USB4 scores 9.2/10 compared to 7.5/10 for the Netac ZX1 1TB. Our expert analysis favors the Corsair EX400U USB4 for its superior speed.
What's the difference between Corsair EX400U USB4 and Netac ZX1 1TB?
The key differences: The Corsair EX400U USB4 offers 4,000 MB/s reads vs 2,000 MB/s for the Netac ZX1 1TB. Capacity options differ: Corsair EX400U USB4 is 1TB while Netac ZX1 1TB is 1TB. The Corsair EX400U USB4 uses USB4 while the Netac ZX1 1TB uses USB 3.2 Gen 2x2.
Which is faster, Corsair EX400U USB4 or Netac ZX1 1TB?
The Corsair EX400U USB4 is faster with 4,000 MB/s read speeds compared to 2,000 MB/s for the Netac ZX1 1TB. That's a 100% speed advantage.
Which has better value, Corsair EX400U USB4 or Netac ZX1 1TB?
The Corsair EX400U USB4 scores higher (9.2 vs 7.5/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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