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Portable SSDs

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Transcend ESD310C Portable 1TB vs Samsung T9 Portable 2TB

Compare Transcend ESD310C Portable 1TB and Samsung T9 Portable 2TB 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.

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
Check on Amazon →
Our Pick

Samsung

Samsung T9 Portable 2TB
9.5/10

The 2TB T9 portable doubles the write endurance of the 1TB T9. The T9's premium for the Gen 2x2 link matters on portable workflow where you're moving enormous files regularly — PS5 game imports, large B-roll offloads — and don't want to wait Gen 2 speeds.

Gen 2x2 2000/2000 MB/s
5-year warranty
Sustained writes hold past 300GB
Check on Amazon →

Spec Comparison

Spec
Transcend ESD310C Portable 1TB
Samsung T9 Portable 2TB
Read Speed
1.1 GB/s
2.0 GB/s ✓
Write Speed
950 MB/s
2.0 GB/s ✓
Capacity
1 TB
2 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2x2
Endurance (TBW)
600 TB
1,200 TB ✓
Warranty
3 Years
5 Years ✓
Score
7.6/10
9.5/10 ✓
Total Wins
0 wins
6 wins

Frequently Asked Questions

Which is better, Transcend ESD310C Portable 1TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores 9.5/10 compared to 7.6/10 for the Transcend ESD310C Portable 1TB. Our expert analysis favors the Samsung T9 Portable 2TB for its superior speed.
What's the difference between Transcend ESD310C Portable 1TB and Samsung T9 Portable 2TB?
The key differences: The Transcend ESD310C Portable 1TB offers 1,050 MB/s reads vs 2,000 MB/s for the Samsung T9 Portable 2TB. Capacity options differ: Transcend ESD310C Portable 1TB is 1TB while Samsung T9 Portable 2TB is 2TB. The Transcend ESD310C Portable 1TB uses USB 3.2 Gen 2 while the Samsung T9 Portable 2TB uses USB 3.2 Gen 2x2.
Which is faster, Transcend ESD310C Portable 1TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the Transcend ESD310C Portable 1TB. That's a 90% speed advantage.
Which has better value, Transcend ESD310C Portable 1TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores higher (9.5 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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