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Portable SSDs

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SanDisk Extreme Portable SSD vs Seagate One Touch SSD Portable 500GB

Compare SanDisk Extreme Portable SSD and Seagate One Touch SSD Portable 500GB 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.

Our Pick

SanDisk

SanDisk Extreme Portable SSD
8.7/10

Rugged, reliable portable storage with IP55 rating. Built for adventure with a convenient loop design.

IP55 water and dust resistance
Drop-proof up to 3 meters
Compact and lightweight
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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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Spec Comparison

Spec
SanDisk Extreme Portable SSD
Seagate One Touch SSD Portable 500GB
Read Speed
1.1 GB/s ✓
1.0 GB/s
Write Speed
1.0 GB/s
1.0 GB/s ✓
Capacity
1 TB ✓
500 GB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
500 TB ✓
300 TB
Warranty
3 Years
3 Years
Score
8.7/10 ✓
7.5/10
Total Wins
4 wins
1 win

Frequently Asked Questions

Which is better, SanDisk Extreme Portable SSD or Seagate One Touch SSD Portable 500GB?
The SanDisk Extreme Portable SSD scores 8.7/10 compared to 7.5/10 for the Seagate One Touch SSD Portable 500GB. Our expert analysis favors the SanDisk Extreme Portable SSD for its superior speed.
What's the difference between SanDisk Extreme Portable SSD and Seagate One Touch SSD Portable 500GB?
The key differences: The SanDisk Extreme Portable SSD offers 1,050 MB/s reads vs 1,030 MB/s for the Seagate One Touch SSD Portable 500GB. Capacity options differ: SanDisk Extreme Portable SSD is 1TB while Seagate One Touch SSD Portable 500GB is 500GB. The SanDisk Extreme Portable SSD uses USB 3.2 Gen 2 while the Seagate One Touch SSD Portable 500GB uses USB 3.2 Gen 2.
Which is faster, SanDisk Extreme Portable SSD or Seagate One Touch SSD Portable 500GB?
The SanDisk Extreme Portable SSD 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, SanDisk Extreme Portable SSD or Seagate One Touch SSD Portable 500GB?
The SanDisk Extreme Portable SSD scores higher (8.7 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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