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Portable SSDs

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Lexar SL660 Portable 1TB vs WD My Passport SSD Portable 1TB

Compare Lexar SL660 Portable 1TB and WD My Passport SSD Portable 1TB 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 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 →
Our Pick

Western Digital

WD My Passport SSD Portable 1TB
8.6/10

A 1TB WD My Passport SSD with a slim profile and 256-bit AES hardware encryption. The slim metal-and-plastic body is half the thickness of WD's non-SSD My Passport HDD — both USB-C and USB-A cables are included, removing the classic "Mac needs a converter" hassle.

1050/1000 MB/s
Slim profile
256-bit AES hardware encryption
Check on Amazon →

Spec Comparison

Spec
Lexar SL660 Portable 1TB
WD My Passport SSD Portable 1TB
Read Speed
2.0 GB/s ✓
1.1 GB/s
Write Speed
2.0 GB/s ✓
1.0 GB/s
Capacity
1 TB
1 TB
Interface
USB 3.2 Gen 2x2
USB 3.2 Gen 2
Endurance (TBW)
600 TB
600 TB
Warranty
3 Years
3 Years
Score
8.1/10
8.6/10 ✓
Total Wins
2 wins
1 win

Frequently Asked Questions

Which is better, Lexar SL660 Portable 1TB or WD My Passport SSD Portable 1TB?
The WD My Passport SSD Portable 1TB scores 8.6/10 compared to 8.1/10 for the Lexar SL660 Portable 1TB. Our expert analysis favors the WD My Passport SSD Portable 1TB for its superior value.
What's the difference between Lexar SL660 Portable 1TB and WD My Passport SSD Portable 1TB?
The key differences: The Lexar SL660 Portable 1TB offers 2,000 MB/s reads vs 1,050 MB/s for the WD My Passport SSD Portable 1TB. Capacity options differ: Lexar SL660 Portable 1TB is 1TB while WD My Passport SSD Portable 1TB is 1TB. The Lexar SL660 Portable 1TB uses USB 3.2 Gen 2x2 while the WD My Passport SSD Portable 1TB uses USB 3.2 Gen 2.
Which is faster, Lexar SL660 Portable 1TB or WD My Passport SSD Portable 1TB?
The Lexar SL660 Portable 1TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the WD My Passport SSD Portable 1TB. That's a 90% speed advantage.
Which has better value, Lexar SL660 Portable 1TB or WD My Passport SSD Portable 1TB?
The WD My Passport SSD Portable 1TB scores higher (8.6 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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