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Portable SSDs

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LaCie Rugged SSD Portable 2TB vs SanDisk Extreme Pro Portable 4TB

Compare LaCie Rugged SSD Portable 2TB and SanDisk Extreme Pro Portable 4TB 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.

LaCie

LaCie Rugged SSD Portable 2TB
8.7/10

The 2TB non-Pro Rugged SSD keeps the iconic orange armor but doubles capacity. A frequent pick for outdoor photographers shooting medium-format RAW, where the IP67 rating matters more than the Pro model's Thunderbolt speeds, and the 950 MB/s USB-C is plenty fast.

2TB + IP67 rugged
5-year Rescue
Detachable USB-C cable
Check on Amazon →
Our Pick

SanDisk

SanDisk Extreme Pro Portable 4TB
9.3/10

The 4TB Extreme Pro is the largest portable SSD in SanDisk's ruggedized line and a direct competitor to the Samsung T7 Shield 4TB. The 5-year warranty plus IP55 rubber armor are distinguishing factors vs other 4TB portable SSDs — most peers only offer 3.

4TB @ IP55 rugged
5-year warranty
Both cables in box
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Spec Comparison

Spec
LaCie Rugged SSD Portable 2TB
SanDisk Extreme Pro Portable 4TB
Read Speed
950 MB/s
1.1 GB/s ✓
Write Speed
950 MB/s
1.0 GB/s ✓
Capacity
2 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB
2,400 TB ✓
Warranty
5 Years
5 Years
Score
8.7/10
9.3/10 ✓
Total Wins
0 wins
5 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Portable 2TB or SanDisk Extreme Pro Portable 4TB?
The SanDisk Extreme Pro Portable 4TB scores 9.3/10 compared to 8.7/10 for the LaCie Rugged SSD Portable 2TB. Our expert analysis favors the SanDisk Extreme Pro Portable 4TB for its superior speed.
What's the difference between LaCie Rugged SSD Portable 2TB and SanDisk Extreme Pro Portable 4TB?
The key differences: The LaCie Rugged SSD Portable 2TB offers 950 MB/s reads vs 1,050 MB/s for the SanDisk Extreme Pro Portable 4TB. Capacity options differ: LaCie Rugged SSD Portable 2TB is 2TB while SanDisk Extreme Pro Portable 4TB is 4TB. The LaCie Rugged SSD Portable 2TB uses USB 3.2 Gen 2 while the SanDisk Extreme Pro Portable 4TB uses USB 3.2 Gen 2.
Which is faster, LaCie Rugged SSD Portable 2TB or SanDisk Extreme Pro Portable 4TB?
The SanDisk Extreme Pro Portable 4TB is faster with 1,050 MB/s read speeds compared to 950 MB/s for the LaCie Rugged SSD Portable 2TB. That's a 11% speed advantage.
Which has better value, LaCie Rugged SSD Portable 2TB or SanDisk Extreme Pro Portable 4TB?
The SanDisk Extreme Pro Portable 4TB scores higher (9.3 vs 8.7/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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