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Portable SSDs

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Corsair EX100U Portable 2TB vs Lexar SL660 Portable 1TB

Compare Corsair EX100U Portable 2TB and Lexar SL660 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.

Our Pick

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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Lexar

Lexar SL660 Portable 1TB
8.1/10

A 1TB Gen 2x2 portable with an aluminum body and an RGB-lit Logo -- the RGB is divisive but the performance is real. Build quality distinguishes the SL660 from cheaper Gen 2x2 peers like the Patriot Evlvr.

Gen 2x2 2000/2000 MB/s
Aluminum body
3-year warranty
Check on Amazon →

Spec Comparison

Spec
Corsair EX100U Portable 2TB
Lexar SL660 Portable 1TB
Read Speed
2.0 GB/s
2.0 GB/s
Write Speed
1.8 GB/s
2.0 GB/s ✓
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2x2
USB 3.2 Gen 2x2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
8.5/10 ✓
8.1/10
Total Wins
3 wins
1 win

Frequently Asked Questions

Which is better, Corsair EX100U Portable 2TB or Lexar SL660 Portable 1TB?
The Corsair EX100U Portable 2TB scores 8.5/10 compared to 8.1/10 for the Lexar SL660 Portable 1TB. Our expert analysis favors the Corsair EX100U Portable 2TB for its superior value.
What's the difference between Corsair EX100U Portable 2TB and Lexar SL660 Portable 1TB?
The key differences: The Corsair EX100U Portable 2TB offers 2,000 MB/s reads vs 2,000 MB/s for the Lexar SL660 Portable 1TB. Capacity options differ: Corsair EX100U Portable 2TB is 2TB while Lexar SL660 Portable 1TB is 1TB. The Corsair EX100U Portable 2TB uses USB 3.2 Gen 2x2 while the Lexar SL660 Portable 1TB uses USB 3.2 Gen 2x2.
Which is faster, Corsair EX100U Portable 2TB or Lexar SL660 Portable 1TB?
Both drives offer the same 2,000 MB/s read speeds.
Which has better value, Corsair EX100U Portable 2TB or Lexar SL660 Portable 1TB?
The Corsair EX100U Portable 2TB scores higher (8.5 vs 8.1/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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