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Portable SSDs

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Seagate One Touch SSD Portable 2TB vs Samsung T9 Portable 2TB

Compare Seagate One Touch SSD Portable 2TB and Samsung T9 Portable 2TB 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.

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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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
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Spec Comparison

Spec
Seagate One Touch SSD Portable 2TB
Samsung T9 Portable 2TB
Read Speed
1.0 GB/s
2.0 GB/s ✓
Write Speed
1.0 GB/s
2.0 GB/s ✓
Capacity
2 TB
2 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2x2
Endurance (TBW)
1,200 TB
1,200 TB
Warranty
3 Years
5 Years ✓
Score
7.8/10
9.5/10 ✓
Total Wins
0 wins
4 wins

Frequently Asked Questions

Which is better, Seagate One Touch SSD Portable 2TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores 9.5/10 compared to 7.8/10 for the Seagate One Touch SSD Portable 2TB. Our expert analysis favors the Samsung T9 Portable 2TB for its superior speed.
What's the difference between Seagate One Touch SSD Portable 2TB and Samsung T9 Portable 2TB?
The key differences: The Seagate One Touch SSD Portable 2TB offers 1,030 MB/s reads vs 2,000 MB/s for the Samsung T9 Portable 2TB. Capacity options differ: Seagate One Touch SSD Portable 2TB is 2TB while Samsung T9 Portable 2TB is 2TB. The Seagate One Touch SSD Portable 2TB uses USB 3.2 Gen 2 while the Samsung T9 Portable 2TB uses USB 3.2 Gen 2x2.
Which is faster, Seagate One Touch SSD Portable 2TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB is faster with 2,000 MB/s read speeds compared to 1,030 MB/s for the Seagate One Touch SSD Portable 2TB. That's a 94% speed advantage.
Which has better value, Seagate One Touch SSD Portable 2TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores higher (9.5 vs 7.8/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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