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Portable SSDs

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Seagate One Touch SSD Portable 2TB vs Transcend ESD310C Portable 1TB

Compare Seagate One Touch SSD Portable 2TB and Transcend ESD310C Portable 1TB side by side. Both are 2TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

Seagate

Seagate One Touch SSD Portable 2TB
7.8/10

The 2TB One Touch is the realistic minimum for game-library cold storage and Time Machine backups at typical Seagate sale pricing. The larger die stack holds the rated 1030 MB/s write distinctly longer than the 1TB variant before SLC cache exhausts.

1030 MB/s rated
Both cables
Rescue data recovery plan
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Transcend

Transcend ESD310C Portable 1TB
7.6/10

A tiny 1050-class Gen 2 portable from a long-established memory brand. The ESD310C is among the smallest 1TB Gen 2 SSDs in 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
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Spec Comparison

Spec
Seagate One Touch SSD Portable 2TB
Transcend ESD310C Portable 1TB
Read Speed
1.0 GB/s
1.1 GB/s ✓
Write Speed
1.0 GB/s ✓
950 MB/s
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
7.8/10 ✓
7.6/10
Total Wins
4 wins
1 win

Frequently Asked Questions

Which is better, Seagate One Touch SSD Portable 2TB or Transcend ESD310C Portable 1TB?
The Seagate One Touch SSD Portable 2TB scores 7.8/10 compared to 7.6/10 for the Transcend ESD310C Portable 1TB. Our expert analysis favors the Seagate One Touch SSD Portable 2TB for its superior value.
What's the difference between Seagate One Touch SSD Portable 2TB and Transcend ESD310C Portable 1TB?
The key differences: The Seagate One Touch SSD Portable 2TB offers 1,030 MB/s reads vs 1,050 MB/s for the Transcend ESD310C Portable 1TB. Capacity options differ: Seagate One Touch SSD Portable 2TB is 2TB while Transcend ESD310C Portable 1TB is 1TB. The Seagate One Touch SSD Portable 2TB uses USB 3.2 Gen 2 while the Transcend ESD310C Portable 1TB uses USB 3.2 Gen 2.
Which is faster, Seagate One Touch SSD Portable 2TB or Transcend ESD310C Portable 1TB?
The Transcend ESD310C Portable 1TB is faster with 1,050 MB/s read speeds compared to 1,030 MB/s for the Seagate One Touch SSD Portable 2TB. That's a 2% speed advantage.
Which has better value, Seagate One Touch SSD Portable 2TB or Transcend ESD310C Portable 1TB?
The Seagate One Touch SSD Portable 2TB scores higher (7.8 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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