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Portable SSDs

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Lexar SL660 Portable 1TB vs Silicon Power PC60 Portable 1TB

Compare Lexar SL660 Portable 1TB and Silicon Power PC60 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.

Our Pick

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 →

Silicon Power

Silicon Power PC60 Portable 1TB
7.3/10

A budget 1050-class Gen 2 portable -- one of the cheapest brand-name 1TB Gen 2 SSDs in retail. Plastic body, gray aesthetic, no IP rating. Real value is cost-per-TB, not build quality or sustained performance.

1000 MB/s read
Budget pricing
Compact form factor
Check on Amazon →

Spec Comparison

Spec
Lexar SL660 Portable 1TB
Silicon Power PC60 Portable 1TB
Read Speed
2.0 GB/s ✓
1.0 GB/s
Write Speed
2.0 GB/s ✓
900 MB/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 ✓
7.3/10
Total Wins
3 wins
0 wins

Frequently Asked Questions

Which is better, Lexar SL660 Portable 1TB or Silicon Power PC60 Portable 1TB?
The Lexar SL660 Portable 1TB scores 8.1/10 compared to 7.3/10 for the Silicon Power PC60 Portable 1TB. Our expert analysis favors the Lexar SL660 Portable 1TB for its superior speed.
What's the difference between Lexar SL660 Portable 1TB and Silicon Power PC60 Portable 1TB?
The key differences: The Lexar SL660 Portable 1TB offers 2,000 MB/s reads vs 1,000 MB/s for the Silicon Power PC60 Portable 1TB. Capacity options differ: Lexar SL660 Portable 1TB is 1TB while Silicon Power PC60 Portable 1TB is 1TB. The Lexar SL660 Portable 1TB uses USB 3.2 Gen 2x2 while the Silicon Power PC60 Portable 1TB uses USB 3.2 Gen 2.
Which is faster, Lexar SL660 Portable 1TB or Silicon Power PC60 Portable 1TB?
The Lexar SL660 Portable 1TB is faster with 2,000 MB/s read speeds compared to 1,000 MB/s for the Silicon Power PC60 Portable 1TB. That's a 100% speed advantage.
Which has better value, Lexar SL660 Portable 1TB or Silicon Power PC60 Portable 1TB?
The Lexar SL660 Portable 1TB scores higher (8.1 vs 7.3/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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