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Portable SSDs

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LaCie Rugged SSD Pro Portable 4TB vs Samsung T9 Portable 4TB

Compare LaCie Rugged SSD Pro Portable 4TB and Samsung T9 Portable 4TB side by side. Both are 4TB Thunderbolt 3 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

LaCie

LaCie Rugged SSD Pro Portable 4TB
9.2/10

A 4TB Thunderbolt 3 portable in the iconic LaCie rugged orange body - one-of-one at this capacity/speed tier. Largely without competitor at 4TB Thunderbolt 3 + IP67 = niche product, premium pricing pairs the niche.

Thunderbolt 3 + 4TB + IP67
5-year Rescue
3-meter drop + 1-ton crush
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Our Pick

Samsung

Samsung T9 Portable 4TB
9.6/10

The 4TB T9 portable is genuinely rare — most 4TB external SSDs cap at Gen 2 (10Gbps) speeds. The T9 4TB holds 2000 MB/s sustained reads AND writes at 4TB. The right drive for working video pros who genuinely travel with 4TB of working RAW footage and need Gen 2x2 link speeds.

Gen 2x2 + 4TB
2400 TBW endurance
5-year warranty
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Spec Comparison

Spec
LaCie Rugged SSD Pro Portable 4TB
Samsung T9 Portable 4TB
Read Speed
2.7 GB/s ✓
2.0 GB/s
Write Speed
1.9 GB/s
2.0 GB/s ✓
Capacity
4 TB
4 TB
Interface
Thunderbolt 3
USB 3.2 Gen 2x2
Endurance (TBW)
2,400 TB
2,400 TB
Warranty
5 Years
5 Years
Score
9.2/10
9.6/10 ✓
Total Wins
1 win
2 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Pro Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 Portable 4TB scores 9.6/10 compared to 9.2/10 for the LaCie Rugged SSD Pro Portable 4TB. Our expert analysis favors the Samsung T9 Portable 4TB for its superior value.
What's the difference between LaCie Rugged SSD Pro Portable 4TB and Samsung T9 Portable 4TB?
The key differences: The LaCie Rugged SSD Pro Portable 4TB offers 2,700 MB/s reads vs 2,000 MB/s for the Samsung T9 Portable 4TB. Capacity options differ: LaCie Rugged SSD Pro Portable 4TB is 4TB while Samsung T9 Portable 4TB is 4TB. The LaCie Rugged SSD Pro Portable 4TB uses Thunderbolt 3 while the Samsung T9 Portable 4TB uses USB 3.2 Gen 2x2.
Which is faster, LaCie Rugged SSD Pro Portable 4TB or Samsung T9 Portable 4TB?
The LaCie Rugged SSD Pro Portable 4TB is faster with 2,700 MB/s read speeds compared to 2,000 MB/s for the Samsung T9 Portable 4TB. That's a 35% speed advantage.
Which has better value, LaCie Rugged SSD Pro Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 Portable 4TB scores higher (9.6 vs 9.2/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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