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External SSDs

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Lexar SL660 2TB vs Silicon Power PC60 1TB

Compare Lexar SL660 2TB and Silicon Power PC60 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.

Our Pick

Lexar

Lexar SL660 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. Worth comparing with the Kingston XS2000 2TB and Patriot Evlvr 2TB.

Gen 2x2 2000 MB/s
2TB storage
Aluminum body
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Silicon Power

Silicon Power PC60 1TB
7.3/10

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

1000 MB/s read
Budget pricing
Compact form factor
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Spec Comparison

Spec
Lexar SL660 2TB
Silicon Power PC60 1TB
Read Speed
2.0 GB/s ✓
1.0 GB/s
Write Speed
2.0 GB/s ✓
900 MB/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 ✓
7.3/10
Total Wins
5 wins
0 wins

Frequently Asked Questions

Which is better, Lexar SL660 2TB or Silicon Power PC60 1TB?
The Lexar SL660 2TB scores 8.2/10 compared to 7.3/10 for the Silicon Power PC60 1TB. Our expert analysis favors the Lexar SL660 2TB for its superior speed.
What's the difference between Lexar SL660 2TB and Silicon Power PC60 1TB?
The key differences: The Lexar SL660 2TB offers 2,000 MB/s reads vs 1,000 MB/s for the Silicon Power PC60 1TB. Capacity options differ: Lexar SL660 2TB is 2TB while Silicon Power PC60 1TB is 1TB. The Lexar SL660 2TB uses USB 3.2 Gen 2x2 while the Silicon Power PC60 1TB uses USB 3.2 Gen 2.
Which is faster, Lexar SL660 2TB or Silicon Power PC60 1TB?
The Lexar SL660 2TB is faster with 2,000 MB/s read speeds compared to 1,000 MB/s for the Silicon Power PC60 1TB. That's a 100% speed advantage.
Which has better value, Lexar SL660 2TB or Silicon Power PC60 1TB?
The Lexar SL660 2TB scores higher (8.2 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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