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External SSDs

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Lexar SL100 Pro 1TB vs Seagate One Touch SSD 500GB

Compare Lexar SL100 Pro 1TB and Seagate One Touch SSD 500GB side by side. Both are 1TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Lexar

Lexar SL100 Pro 1TB
7.5/10

A 950 MB/s Gen 2 portable in a brushed-aluminum case the size of a credit card. The SL100 Pro is one of the smallest 1TB Gen 2 SSDs at retail — buy it for the form factor, not the rated speed (which undershoots the Gen 2 ceiling).

Brushed-aluminum case
950 MB/s read
Tiny credit-card footprint
Check on Amazon →
Our Pick

Seagate

Seagate One Touch SSD 500GB
7.6/10

The 500GB One Touch is Seagate's entry-level portable SSD — typically the cheapest brand-name 1050-class Gen 2 drive at retail. Speeds are real-world faster than rated for short transfers; the catch is that the SLC cache is tiny.

1030 MB/s read
Cheapest brand-name Gen 2 SSD class
Both cables included
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Spec Comparison

Spec
Lexar SL100 Pro 1TB
Seagate One Touch SSD 500GB
Read Speed
950 MB/s
1.0 GB/s ✓
Write Speed
950 MB/s
1.0 GB/s ✓
Capacity
1 TB ✓
500 GB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
600 TB ✓
300 TB
Warranty
3 Years
3 Years
Score
7.5/10
7.6/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Lexar SL100 Pro 1TB or Seagate One Touch SSD 500GB?
The Seagate One Touch SSD 500GB scores 7.6/10 compared to 7.5/10 for the Lexar SL100 Pro 1TB. Our expert analysis favors the Seagate One Touch SSD 500GB for its superior speed.
What's the difference between Lexar SL100 Pro 1TB and Seagate One Touch SSD 500GB?
The key differences: The Lexar SL100 Pro 1TB offers 950 MB/s reads vs 1,030 MB/s for the Seagate One Touch SSD 500GB. Capacity options differ: Lexar SL100 Pro 1TB is 1TB while Seagate One Touch SSD 500GB is 500GB. The Lexar SL100 Pro 1TB uses USB 3.2 Gen 2 while the Seagate One Touch SSD 500GB uses USB 3.2 Gen 2.
Which is faster, Lexar SL100 Pro 1TB or Seagate One Touch SSD 500GB?
The Seagate One Touch SSD 500GB is faster with 1,030 MB/s read speeds compared to 950 MB/s for the Lexar SL100 Pro 1TB. That's a 8% speed advantage.
Which has better value, Lexar SL100 Pro 1TB or Seagate One Touch SSD 500GB?
The Seagate One Touch SSD 500GB scores higher (7.6 vs 7.5/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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