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External SSDs

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Lexar SL100 Pro 2TB vs SanDisk Extreme Pro Portable 1TB

Compare Lexar SL100 Pro 2TB and SanDisk Extreme Pro Portable 1TB 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.

Lexar

Lexar SL100 Pro 2TB
7.6/10

The 2TB SL100 Pro keeps the same brushed-aluminum credit-card footprint of the 1TB — famously pocketable but only marginally faster on sustained writes thanks to the larger SLC cache.

2TB in credit-card footprint
950 MB/s read
Aluminum body
Check on Amazon →
Our Pick

SanDisk

SanDisk Extreme Pro Portable 1TB
9.1/10

A 1050 MB/s portable SSD in an aluminum-and-rubber body with an IP55 dust/water rating. The Extreme Pro is the ruggedized competitor to the Samsung T7 Shield — headlining a 5-year warranty where Samsung offers 3, and including both USB-C-to-C and USB-C-to-A cables.

IP55 dust and water resistant
Aluminum chassis with rubber bumper
5-year warranty
Check on Amazon →

Spec Comparison

Spec
Lexar SL100 Pro 2TB
SanDisk Extreme Pro Portable 1TB
Read Speed
950 MB/s
1.1 GB/s ✓
Write Speed
950 MB/s
1.0 GB/s ✓
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
5 Years ✓
Score
7.6/10
9.1/10 ✓
Total Wins
2 wins
4 wins

Frequently Asked Questions

Which is better, Lexar SL100 Pro 2TB or SanDisk Extreme Pro Portable 1TB?
The SanDisk Extreme Pro Portable 1TB scores 9.1/10 compared to 7.6/10 for the Lexar SL100 Pro 2TB. Our expert analysis favors the SanDisk Extreme Pro Portable 1TB for its superior speed.
What's the difference between Lexar SL100 Pro 2TB and SanDisk Extreme Pro Portable 1TB?
The key differences: The Lexar SL100 Pro 2TB offers 950 MB/s reads vs 1,050 MB/s for the SanDisk Extreme Pro Portable 1TB. Capacity options differ: Lexar SL100 Pro 2TB is 2TB while SanDisk Extreme Pro Portable 1TB is 1TB. The Lexar SL100 Pro 2TB uses USB 3.2 Gen 2 while the SanDisk Extreme Pro Portable 1TB uses USB 3.2 Gen 2.
Which is faster, Lexar SL100 Pro 2TB or SanDisk Extreme Pro Portable 1TB?
The SanDisk Extreme Pro Portable 1TB is faster with 1,050 MB/s read speeds compared to 950 MB/s for the Lexar SL100 Pro 2TB. That's a 11% speed advantage.
Which has better value, Lexar SL100 Pro 2TB or SanDisk Extreme Pro Portable 1TB?
The SanDisk Extreme Pro Portable 1TB scores higher (9.1 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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