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SanDisk Extreme Pro 4TB vs Corsair EX400U USB4

Compare SanDisk Extreme Pro 4TB and Corsair EX400U USB4 side by side. Both are 4TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

SanDisk

SanDisk Extreme Pro 4TB

9.2/10

Extreme 4TB portable SSD with 2000MB/s speeds and IP55 rating. The ultimate high-capacity drive for professionals on the go.

4TB capacity with 2000MB/s read and write

IP55 water and dust resistance

5-year warranty

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

Spec Comparison

Spec

SanDisk Extreme Pro 4TB

Corsair EX400U USB4

Read Speed

2.0 GB/s

4.0 GB/s ✓

Write Speed

2.0 GB/s

3.6 GB/s ✓

Capacity

4 TB ✓

1 TB

Interface

USB 3.2 Gen 2x2

USB4

Endurance (TBW)

1,200 TB ✓

700 TB

Warranty

5 Years

Score

9.2/10

Total Wins

2 wins

Frequently Asked Questions

Which is better, SanDisk Extreme Pro 4TB or Corsair EX400U USB4?

Both drives score 9.2/10 in our expert testing. The best choice depends on your specific needs.

What's the difference between SanDisk Extreme Pro 4TB and Corsair EX400U USB4?

The key differences: The SanDisk Extreme Pro 4TB offers 2,000 MB/s reads vs 4,000 MB/s for the Corsair EX400U USB4. Capacity options differ: SanDisk Extreme Pro 4TB is 4TB while Corsair EX400U USB4 is 1TB. The SanDisk Extreme Pro 4TB uses USB 3.2 Gen 2x2 while the Corsair EX400U USB4 uses USB4.

Which is faster, SanDisk Extreme Pro 4TB or Corsair EX400U USB4?

The Corsair EX400U USB4 is faster with 4,000 MB/s read speeds compared to 2,000 MB/s for the SanDisk Extreme Pro 4TB. That's a 100% speed advantage.

Which has better value, SanDisk Extreme Pro 4TB or Corsair EX400U USB4?

Both drives score the same in our evaluation. Consider features, endurance, and warranty to determine which suits your needs better.

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