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Portable SSDs

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Corsair EX100U Portable 2TB vs SSK PM510 USB4 Portable 1TB

Compare Corsair EX100U Portable 2TB and SSK PM510 USB4 Portable 1TB side by side. Both are 2TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Corsair

Corsair EX100U Portable 2TB
8.5/10

A 2TB Gen 2x2 portable with the Corsair aluminum body. Write speed drops to 1800 MB/s over the 1TB 2000 - a 10% bump down for the larger die stack. Still above 2GB/s on paper for long transfers as long as the host is Gen 2x2.

Gen 2x2 + 2TB
Cool aluminum body
Both cables in box
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Our Pick

SSK

SSK PM510 USB4 Portable 1TB
8.6/10

A USB4 portable at enthusiast-grade specs -- 3200 MB/s read over USB4 / Thunderbolt 4 hosts. The PM510 is one of the more affordable USB4 portables, an entry point for video editors who need Thunderbolt-class speeds but do not want to pay LaCie or OWC premium.

USB4 3200 MB/s
Thunderbolt 4 compatible
Aluminum body
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Spec Comparison

Spec
Corsair EX100U Portable 2TB
SSK PM510 USB4 Portable 1TB
Read Speed
2.0 GB/s
3.2 GB/s ✓
Write Speed
1.8 GB/s
2.8 GB/s ✓
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2x2
USB4
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
8.5/10
8.6/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Corsair EX100U Portable 2TB or SSK PM510 USB4 Portable 1TB?
The SSK PM510 USB4 Portable 1TB scores 8.6/10 compared to 8.5/10 for the Corsair EX100U Portable 2TB. Our expert analysis favors the SSK PM510 USB4 Portable 1TB for its superior speed.
What's the difference between Corsair EX100U Portable 2TB and SSK PM510 USB4 Portable 1TB?
The key differences: The Corsair EX100U Portable 2TB offers 2,000 MB/s reads vs 3,200 MB/s for the SSK PM510 USB4 Portable 1TB. Capacity options differ: Corsair EX100U Portable 2TB is 2TB while SSK PM510 USB4 Portable 1TB is 1TB. The Corsair EX100U Portable 2TB uses USB 3.2 Gen 2x2 while the SSK PM510 USB4 Portable 1TB uses USB4.
Which is faster, Corsair EX100U Portable 2TB or SSK PM510 USB4 Portable 1TB?
The SSK PM510 USB4 Portable 1TB is faster with 3,200 MB/s read speeds compared to 2,000 MB/s for the Corsair EX100U Portable 2TB. That's a 60% speed advantage.
Which has better value, Corsair EX100U Portable 2TB or SSK PM510 USB4 Portable 1TB?
The SSK PM510 USB4 Portable 1TB scores higher (8.6 vs 8.5/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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