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External SSDs

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Corsair EX100U 2TB vs Transcend ESD310C 1TB

Compare Corsair EX100U 2TB and Transcend ESD310C 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 →

Transcend

Transcend ESD310C 1TB
7.6/10

A tiny 1050-class Gen 2 portable from a long-established memory brand. ESD310C is one of the smallest 1TB Gen 2 SSDs at retail — small enough to be lost in a bag. Buy it for the form factor over sustained performance.

1050/950 MB/s
Tiny credit-card footprint
3-year warranty
Check on Amazon →

Spec Comparison

Spec
Corsair EX100U 2TB
Transcend ESD310C 1TB
Read Speed
2.0 GB/s ✓
1.1 GB/s
Write Speed
1.8 GB/s ✓
950 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
8.5/10 ✓
7.6/10
Total Wins
5 wins
0 wins

Frequently Asked Questions

Which is better, Corsair EX100U 2TB or Transcend ESD310C 1TB?
The Corsair EX100U 2TB scores 8.5/10 compared to 7.6/10 for the Transcend ESD310C 1TB. Our expert analysis favors the Corsair EX100U 2TB for its superior speed.
What's the difference between Corsair EX100U 2TB and Transcend ESD310C 1TB?
The key differences: The Corsair EX100U 2TB offers 2,000 MB/s reads vs 1,050 MB/s for the Transcend ESD310C 1TB. Capacity options differ: Corsair EX100U 2TB is 2TB while Transcend ESD310C 1TB is 1TB. The Corsair EX100U 2TB uses USB 3.2 Gen 2x2 while the Transcend ESD310C 1TB uses USB 3.2 Gen 2.
Which is faster, Corsair EX100U 2TB or Transcend ESD310C 1TB?
The Corsair EX100U 2TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the Transcend ESD310C 1TB. That's a 90% speed advantage.
Which has better value, Corsair EX100U 2TB or Transcend ESD310C 1TB?
The Corsair EX100U 2TB scores higher (8.5 vs 7.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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Corsair EX100U 2TB vs Samsung T9 Portable SSD → Transcend ESD310C 1TB vs Samsung T9 Portable SSD →
Corsair EX100U 2TB vs Crucial X10 Pro 2TB → Transcend ESD310C 1TB vs Crucial X10 Pro 2TB →
Corsair EX100U 2TB vs Samsung T7 4TB → Transcend ESD310C 1TB vs Samsung T7 4TB →