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Lexar SL660 1TB vs WD My Passport SSD 2TB

Compare Lexar SL660 1TB and WD My Passport SSD 2TB side by side. Both are 1TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Lexar

Lexar SL660 1TB

8.1/10

A premium 2000 MB/s Gen 2x2 portable with an aluminum body and an RGB-lit Logo. The RGB is a divisive feature but the performance is real, and the build quality distinguishes it from cheaper Gen 2x2 peers like the Patriot Evlvr.

Gen 2x2 2000/2000 MB/s

Aluminum body

3-year warranty

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Our Pick

Western Digital

WD My Passport SSD 2TB

8.7/10

A 2TB WD My Passport SSD in the slim profile — 1050/1000 MB/s over USB-C with hardware encryption. The price-by-size math is competitive against the T7 family on sale, and the bundled software ( WD Discovery / Dashboard) is genuinely useful for diagnostics.

1050/1000 MB/s

256-bit AES hardware encryption

Slim metal-and-plastic body

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Spec Comparison

Spec

Lexar SL660 1TB

WD My Passport SSD 2TB

Read Speed

2.0 GB/s ✓

1.1 GB/s

Write Speed

2.0 GB/s ✓

1.0 GB/s

Capacity

1 TB

2 TB ✓

Interface

USB 3.2 Gen 2x2

USB 3.2 Gen 2

Endurance (TBW)

600 TB

1,200 TB ✓

Warranty

3 Years

Score

8.1/10

8.7/10 ✓

Total Wins

2 wins

3 wins

Frequently Asked Questions

Which is better, Lexar SL660 1TB or WD My Passport SSD 2TB?

The WD My Passport SSD 2TB scores 8.7/10 compared to 8.1/10 for the Lexar SL660 1TB. Our expert analysis favors the WD My Passport SSD 2TB for its superior value.

What's the difference between Lexar SL660 1TB and WD My Passport SSD 2TB?

The key differences: The Lexar SL660 1TB offers 2,000 MB/s reads vs 1,050 MB/s for the WD My Passport SSD 2TB. Capacity options differ: Lexar SL660 1TB is 1TB while WD My Passport SSD 2TB is 2TB. The Lexar SL660 1TB uses USB 3.2 Gen 2x2 while the WD My Passport SSD 2TB uses USB 3.2 Gen 2.

Which is faster, Lexar SL660 1TB or WD My Passport SSD 2TB?

The Lexar SL660 1TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the WD My Passport SSD 2TB. That's a 90% speed advantage.

Which has better value, Lexar SL660 1TB or WD My Passport SSD 2TB?

The WD My Passport SSD 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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