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Portable SSDs

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LaCie Rugged SSD Portable 1TB vs WD My Passport SSD Portable 4TB

Compare LaCie Rugged SSD Portable 1TB and WD My Passport SSD Portable 4TB 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.

LaCie

LaCie Rugged SSD Portable 1TB
8.6/10

The Rugged SSD without the Pro - same IP67 orange body but USB-C Gen 2 instead of Thunderbolt. The right compromise for photographers and documentarians whose laptops do not have Thunderbolt anyway and want the ruggedization at a more reasonable price.

IP67 rugged body
1050-class Gen 2 speeds
5-year warranty + Rescue
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Our Pick

Western Digital

WD My Passport SSD Portable 4TB
8.7/10

A 4TB My Passport SSD portable — same physical package as the 1TB/2TB but with the 4TB die stack. The biggest single-portable WD ships and one of the few 4TB portable SSDs at retail, period. Compares closely with the Samsung T7 4TB.

4TB slim form factor
2400 TBW endurance
AES hardware encryption
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Spec Comparison

Spec
LaCie Rugged SSD Portable 1TB
WD My Passport SSD Portable 4TB
Read Speed
950 MB/s
1.1 GB/s ✓
Write Speed
950 MB/s
1.0 GB/s ✓
Capacity
1 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
600 TB
2,400 TB ✓
Warranty
5 Years ✓
3 Years
Score
8.6/10
8.7/10 ✓
Total Wins
1 win
5 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Portable 1TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB scores 8.7/10 compared to 8.6/10 for the LaCie Rugged SSD Portable 1TB. Our expert analysis favors the WD My Passport SSD Portable 4TB for its superior speed.
What's the difference between LaCie Rugged SSD Portable 1TB and WD My Passport SSD Portable 4TB?
The key differences: The LaCie Rugged SSD Portable 1TB offers 950 MB/s reads vs 1,050 MB/s for the WD My Passport SSD Portable 4TB. Capacity options differ: LaCie Rugged SSD Portable 1TB is 1TB while WD My Passport SSD Portable 4TB is 4TB. The LaCie Rugged SSD Portable 1TB uses USB 3.2 Gen 2 while the WD My Passport SSD Portable 4TB uses USB 3.2 Gen 2.
Which is faster, LaCie Rugged SSD Portable 1TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB is faster with 1,050 MB/s read speeds compared to 950 MB/s for the LaCie Rugged SSD Portable 1TB. That's a 11% speed advantage.
Which has better value, LaCie Rugged SSD Portable 1TB or WD My Passport SSD Portable 4TB?
The WD My Passport SSD Portable 4TB scores higher (8.7 vs 8.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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