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External SSDs

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Corsair EX100U 2TB vs SanDisk Extreme Portable 2TB

Compare Corsair EX100U 2TB and SanDisk Extreme Portable 2TB side by side. Both are 2TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Corsair

Corsair EX100U 2TB
8.5/10

A 2TB Gen 2x2 portable SSD in the same aluminum-and-rubber body as the 1TB. Write speed drops slightly to 1800 MB/s on the 2TB variant — a real-world trade-off for the larger NAND die. Still above 2GB/s on long transfers as long as the host is Gen 2x2.

Gen 2x2 speeds
2TB capacity
Both cables in box
Check on Amazon →
Our Pick

SanDisk

SanDisk Extreme Portable 2TB
8.6/10

A cheaper alternative to the 2TB Extreme Pro for buyers who need capacity and ruggedization more than sustained write speed. The 2TB die stack actually sustains writes longer than the 1TB before the SLC cache exhausts.

IP55 rugged body
2TB storage
Lower cost than 2TB Extreme Pro
Check on Amazon →

Spec Comparison

Spec
Corsair EX100U 2TB
SanDisk Extreme Portable 2TB
Read Speed
2.0 GB/s ✓
1.1 GB/s
Write Speed
1.8 GB/s ✓
1.0 GB/s
Capacity
2 TB
2 TB
Interface
USB 3.2 Gen 2x2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB
1,200 TB
Warranty
3 Years
3 Years
Score
8.5/10
8.6/10 ✓
Total Wins
2 wins
1 win

Frequently Asked Questions

Which is better, Corsair EX100U 2TB or SanDisk Extreme Portable 2TB?
The SanDisk Extreme Portable 2TB scores 8.6/10 compared to 8.5/10 for the Corsair EX100U 2TB. Our expert analysis favors the SanDisk Extreme Portable 2TB for its superior value.
What's the difference between Corsair EX100U 2TB and SanDisk Extreme Portable 2TB?
The key differences: The Corsair EX100U 2TB offers 2,000 MB/s reads vs 1,050 MB/s for the SanDisk Extreme Portable 2TB. Capacity options differ: Corsair EX100U 2TB is 2TB while SanDisk Extreme Portable 2TB is 2TB. The Corsair EX100U 2TB uses USB 3.2 Gen 2x2 while the SanDisk Extreme Portable 2TB uses USB 3.2 Gen 2.
Which is faster, Corsair EX100U 2TB or SanDisk Extreme Portable 2TB?
The Corsair EX100U 2TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the SanDisk Extreme Portable 2TB. That's a 90% speed advantage.
Which has better value, Corsair EX100U 2TB or SanDisk Extreme Portable 2TB?
The SanDisk Extreme Portable 2TB scores higher (8.6 vs 8.5/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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