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Portable SSDs

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LaCie Rugged SSD Pro Portable 4TB vs Samsung T9 Portable 2TB

Compare LaCie Rugged SSD Pro Portable 4TB and Samsung T9 Portable 2TB 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 2TB
9.5/10

The 2TB T9 portable doubles the write endurance of the 1TB T9. The T9's premium for the Gen 2x2 link matters on portable workflow where you're moving enormous files regularly — PS5 game imports, large B-roll offloads — and don't want to wait Gen 2 speeds.

Gen 2x2 2000/2000 MB/s
5-year warranty
Sustained writes hold past 300GB
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Spec Comparison

Spec
LaCie Rugged SSD Pro Portable 4TB
Samsung T9 Portable 2TB
Read Speed
2.7 GB/s ✓
2.0 GB/s
Write Speed
1.9 GB/s
2.0 GB/s ✓
Capacity
4 TB ✓
2 TB
Interface
Thunderbolt 3
USB 3.2 Gen 2x2
Endurance (TBW)
2,400 TB ✓
1,200 TB
Warranty
5 Years
5 Years
Score
9.2/10
9.5/10 ✓
Total Wins
3 wins
2 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Pro Portable 4TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores 9.5/10 compared to 9.2/10 for the LaCie Rugged SSD Pro Portable 4TB. Our expert analysis favors the Samsung T9 Portable 2TB for its superior value.
What's the difference between LaCie Rugged SSD Pro Portable 4TB and Samsung T9 Portable 2TB?
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 2TB. Capacity options differ: LaCie Rugged SSD Pro Portable 4TB is 4TB while Samsung T9 Portable 2TB is 2TB. The LaCie Rugged SSD Pro Portable 4TB uses Thunderbolt 3 while the Samsung T9 Portable 2TB uses USB 3.2 Gen 2x2.
Which is faster, LaCie Rugged SSD Pro Portable 4TB or Samsung T9 Portable 2TB?
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 2TB. That's a 35% speed advantage.
Which has better value, LaCie Rugged SSD Pro Portable 4TB or Samsung T9 Portable 2TB?
The Samsung T9 Portable 2TB scores higher (9.5 vs 9.2/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

LaCie Rugged SSD Pro Portable 4TB vs Samsung T9 Portable SSD → Samsung T9 Portable 2TB vs Samsung T9 Portable SSD →
LaCie Rugged SSD Pro Portable 4TB vs Samsung T9 Portable 4TB → Samsung T9 Portable 2TB vs Samsung T9 Portable 4TB →
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