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Portable SSDs

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Seagate One Touch SSD Portable 500GB vs Transcend ESD310C Portable 1TB

Compare Seagate One Touch SSD Portable 500GB and Transcend ESD310C Portable 1TB side by side. Both are 500GB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Seagate

Seagate One Touch SSD Portable 500GB
7.5/10

A 500GB One Touch is Seagate's bottom-of-line portable SSD — usually the cheapest brand-name Gen 2 1TB-and-below portable at retail. The bundle includes Rescue data recovery (extending Seagate's warranty protection into physical damage recovery).

1030 MB/s read
Budget pricing
Both USB-C and USB-A cables
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Our Pick

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 500GB
Transcend ESD310C Portable 1TB
Read Speed
1.0 GB/s
1.1 GB/s ✓
Write Speed
1.0 GB/s ✓
950 MB/s
Capacity
500 GB
1 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
300 TB
600 TB ✓
Warranty
3 Years
3 Years
Score
7.5/10
7.6/10 ✓
Total Wins
1 win
4 wins

Frequently Asked Questions

Which is better, Seagate One Touch SSD Portable 500GB or Transcend ESD310C Portable 1TB?
The Transcend ESD310C Portable 1TB scores 7.6/10 compared to 7.5/10 for the Seagate One Touch SSD Portable 500GB. Our expert analysis favors the Transcend ESD310C Portable 1TB for its superior speed.
What's the difference between Seagate One Touch SSD Portable 500GB and Transcend ESD310C Portable 1TB?
The key differences: The Seagate One Touch SSD Portable 500GB 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 500GB is 500GB while Transcend ESD310C Portable 1TB is 1TB. The Seagate One Touch SSD Portable 500GB 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 500GB 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 500GB. That's a 2% speed advantage.
Which has better value, Seagate One Touch SSD Portable 500GB or Transcend ESD310C Portable 1TB?
The Transcend ESD310C Portable 1TB 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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