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Portable SSDs

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Lexar SL660 Portable 2TB vs WD My Passport SSD Portable 1TB

Compare Lexar SL660 Portable 2TB and WD My Passport SSD 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.

Lexar

Lexar SL660 Portable 2TB
8.2/10

The 2TB SL660 doubles SLC cache budget over the 1TB. RGB and aluminum body preserved -- a competitive Gen 2x2 2TB at moderate pricing, comparable with the Kingston XS2000 2TB and Patriot Evlvr 2TB.

Gen 2x2 2000 MB/s
2TB storage
Aluminum body
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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
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Spec Comparison

Spec
Lexar SL660 Portable 2TB
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
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2x2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
8.2/10
8.6/10 ✓
Total Wins
4 wins
1 win

Frequently Asked Questions

Which is better, Lexar SL660 Portable 2TB or WD My Passport SSD Portable 1TB?
The WD My Passport SSD Portable 1TB scores 8.6/10 compared to 8.2/10 for the Lexar SL660 Portable 2TB. Our expert analysis favors the WD My Passport SSD Portable 1TB for its superior value.
What's the difference between Lexar SL660 Portable 2TB and WD My Passport SSD Portable 1TB?
The key differences: The Lexar SL660 Portable 2TB 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 2TB is 2TB while WD My Passport SSD Portable 1TB is 1TB. The Lexar SL660 Portable 2TB 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 2TB or WD My Passport SSD Portable 1TB?
The Lexar SL660 Portable 2TB 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 2TB or WD My Passport SSD Portable 1TB?
The WD My Passport SSD Portable 1TB scores higher (8.6 vs 8.2/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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