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External SSDs

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LaCie Rugged SSD Pro 4TB vs Seagate FireCuda External USB-C

Compare LaCie Rugged SSD Pro 4TB and Seagate FireCuda External USB-C side by side. Both are 4TB Thunderbolt 3 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

LaCie

LaCie Rugged SSD Pro 4TB
9.2/10

A 4TBThunderbolt 3 portable — uniquely huge for this speed tier. The Rugged SSD Pro 4TB fills a slot nothing else really does: 4TB of fast external storage that's actually rugged, not just claimed to be.

Thunderbolt 3 + 4TB
IP67 + 3m drop + 1-ton crush
5-year Rescue
Check on Amazon →

Seagate

Seagate FireCuda External USB-C
8.8/10

Purpose-built for gamers with RGB lighting and fast load times for console and PC.

RGB lighting customizable via software
Fast load times for console and PC
USB-C connectivity
Check on Amazon →

Spec Comparison

Spec
LaCie Rugged SSD Pro 4TB
Seagate FireCuda External USB-C
Read Speed
2.7 GB/s ✓
1.0 GB/s
Write Speed
1.9 GB/s ✓
1.0 GB/s
Capacity
4 TB ✓
2 TB
Interface
Thunderbolt 3
USB 3.2 Gen 2
Endurance (TBW)
2,400 TB ✓
700 TB
Warranty
5 Years ✓
3 Years
Score
9.2/10 ✓
8.8/10
Total Wins
6 wins
0 wins

Frequently Asked Questions

Which is better, LaCie Rugged SSD Pro 4TB or Seagate FireCuda External USB-C?
The LaCie Rugged SSD Pro 4TB scores 9.2/10 compared to 8.8/10 for the Seagate FireCuda External USB-C. Our expert analysis favors the LaCie Rugged SSD Pro 4TB for its superior speed.
What's the difference between LaCie Rugged SSD Pro 4TB and Seagate FireCuda External USB-C?
The key differences: The LaCie Rugged SSD Pro 4TB offers 2,700 MB/s reads vs 1,030 MB/s for the Seagate FireCuda External USB-C. Capacity options differ: LaCie Rugged SSD Pro 4TB is 4TB while Seagate FireCuda External USB-C is 2TB. The LaCie Rugged SSD Pro 4TB uses Thunderbolt 3 while the Seagate FireCuda External USB-C uses USB 3.2 Gen 2.
Which is faster, LaCie Rugged SSD Pro 4TB or Seagate FireCuda External USB-C?
The LaCie Rugged SSD Pro 4TB is faster with 2,700 MB/s read speeds compared to 1,030 MB/s for the Seagate FireCuda External USB-C. That's a 162% speed advantage.
Which has better value, LaCie Rugged SSD Pro 4TB or Seagate FireCuda External USB-C?
The LaCie Rugged SSD Pro 4TB scores higher (9.2 vs 8.8/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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