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External SSDs

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Corsair EX100U 2TB vs Seagate One Touch SSD 1TB

Compare Corsair EX100U 2TB and Seagate One Touch SSD 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

Corsair

Corsair EX100U 2TB
8.5/10

A 2TB Gen 2x2 portable SSD in the same aluminum-and-rubber body as the 1TB. Write speed drops slightly to 1800 MB/s on the 2TB variant — a real-world trade-off for the larger NAND die. Still above 2GB/s on long transfers as long as the host is Gen 2x2.

Gen 2x2 speeds
2TB capacity
Both cables in box
Check on Amazon →

Seagate

Seagate One Touch SSD 1TB
7.7/10

The 1TB One Touch is the realistic minimum for game-library cold storage and Time Machine backups under typical Seagate sale pricing. Three-year Rescue data-recovery plan included.

1030 MB/s read
Both USB-C and USB-A cables
Rescue data recovery plan
Check on Amazon →

Spec Comparison

Spec
Corsair EX100U 2TB
Seagate One Touch SSD 1TB
Read Speed
2.0 GB/s ✓
1.0 GB/s
Write Speed
1.8 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
8.5/10 ✓
7.7/10
Total Wins
5 wins
0 wins

Frequently Asked Questions

Which is better, Corsair EX100U 2TB or Seagate One Touch SSD 1TB?
The Corsair EX100U 2TB scores 8.5/10 compared to 7.7/10 for the Seagate One Touch SSD 1TB. Our expert analysis favors the Corsair EX100U 2TB for its superior speed.
What's the difference between Corsair EX100U 2TB and Seagate One Touch SSD 1TB?
The key differences: The Corsair EX100U 2TB offers 2,000 MB/s reads vs 1,030 MB/s for the Seagate One Touch SSD 1TB. Capacity options differ: Corsair EX100U 2TB is 2TB while Seagate One Touch SSD 1TB is 1TB. The Corsair EX100U 2TB uses USB 3.2 Gen 2x2 while the Seagate One Touch SSD 1TB uses USB 3.2 Gen 2.
Which is faster, Corsair EX100U 2TB or Seagate One Touch SSD 1TB?
The Corsair EX100U 2TB is faster with 2,000 MB/s read speeds compared to 1,030 MB/s for the Seagate One Touch SSD 1TB. That's a 94% speed advantage.
Which has better value, Corsair EX100U 2TB or Seagate One Touch SSD 1TB?
The Corsair EX100U 2TB scores higher (8.5 vs 7.7/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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