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Portable SSDs

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Corsair EX400U Portable 1TB vs SanDisk Extreme Portable SSD

Compare Corsair EX400U Portable 1TB and SanDisk Extreme Portable SSD 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 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 →

SanDisk

SanDisk Extreme Portable SSD
8.7/10

Rugged, reliable portable storage with IP55 rating. Built for adventure with a convenient loop design.

IP55 water and dust resistance
Drop-proof up to 3 meters
Compact and lightweight
Check on Amazon →

Spec Comparison

Spec
Corsair EX400U Portable 1TB
SanDisk Extreme Portable SSD
Read Speed
3.3 GB/s ✓
1.1 GB/s
Write Speed
3.0 GB/s ✓
1.0 GB/s
Capacity
1 TB
1 TB ✓
Interface
USB4
USB 3.2 Gen 2
Endurance (TBW)
600 TB ✓
500 TB
Warranty
5 Years ✓
3 Years
Score
9.0/10 ✓
8.7/10
Total Wins
5 wins
1 win

Frequently Asked Questions

Which is better, Corsair EX400U Portable 1TB or SanDisk Extreme Portable SSD?
The Corsair EX400U Portable 1TB scores 9.0/10 compared to 8.7/10 for the SanDisk Extreme Portable SSD. Our expert analysis favors the Corsair EX400U Portable 1TB for its superior speed.
What's the difference between Corsair EX400U Portable 1TB and SanDisk Extreme Portable SSD?
The key differences: The Corsair EX400U Portable 1TB offers 3,300 MB/s reads vs 1,050 MB/s for the SanDisk Extreme Portable SSD. Capacity options differ: Corsair EX400U Portable 1TB is 1TB while SanDisk Extreme Portable SSD is 1TB. The Corsair EX400U Portable 1TB uses USB4 while the SanDisk Extreme Portable SSD uses USB 3.2 Gen 2.
Which is faster, Corsair EX400U Portable 1TB or SanDisk Extreme Portable SSD?
The Corsair EX400U Portable 1TB is faster with 3,300 MB/s read speeds compared to 1,050 MB/s for the SanDisk Extreme Portable SSD. That's a 214% speed advantage.
Which has better value, Corsair EX400U Portable 1TB or SanDisk Extreme Portable SSD?
The Corsair EX400U Portable 1TB scores higher (9.0 vs 8.7/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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