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Portable SSDs

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LaCie Rugged SSD Portable 2TB vs Lexar SL660 Portable 1TB

Compare LaCie Rugged SSD Portable 2TB and Lexar SL660 Portable 1TB side by side. Both are 2TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

LaCie

LaCie Rugged SSD Portable 2TB
8.7/10

The 2TB non-Pro Rugged SSD keeps the iconic orange armor but doubles capacity. A frequent pick for outdoor photographers shooting medium-format RAW, where the IP67 rating matters more than the Pro model's Thunderbolt speeds, and the 950 MB/s USB-C is plenty fast.

2TB + IP67 rugged
5-year Rescue
Detachable USB-C cable
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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
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Spec Comparison

Spec
LaCie Rugged SSD Portable 2TB
Lexar SL660 Portable 1TB
Read Speed
950 MB/s
2.0 GB/s ✓
Write Speed
950 MB/s
2.0 GB/s ✓
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2x2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
5 Years ✓
3 Years
Score
8.7/10 ✓
8.1/10
Total Wins
4 wins
2 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Portable 2TB or Lexar SL660 Portable 1TB?
The LaCie Rugged SSD Portable 2TB scores 8.7/10 compared to 8.1/10 for the Lexar SL660 Portable 1TB. Our expert analysis favors the LaCie Rugged SSD Portable 2TB for its superior value.
What's the difference between LaCie Rugged SSD Portable 2TB and Lexar SL660 Portable 1TB?
The key differences: The LaCie Rugged SSD Portable 2TB offers 950 MB/s reads vs 2,000 MB/s for the Lexar SL660 Portable 1TB. Capacity options differ: LaCie Rugged SSD Portable 2TB is 2TB while Lexar SL660 Portable 1TB is 1TB. The LaCie Rugged SSD Portable 2TB uses USB 3.2 Gen 2 while the Lexar SL660 Portable 1TB uses USB 3.2 Gen 2x2.
Which is faster, LaCie Rugged SSD Portable 2TB or Lexar SL660 Portable 1TB?
The Lexar SL660 Portable 1TB is faster with 2,000 MB/s read speeds compared to 950 MB/s for the LaCie Rugged SSD Portable 2TB. That's a 111% speed advantage.
Which has better value, LaCie Rugged SSD Portable 2TB or Lexar SL660 Portable 1TB?
The LaCie Rugged SSD Portable 2TB scores higher (8.7 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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