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Portable SSDs

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Crucial X9 Pro vs Seagate FireCuda Gaming SSD Portable 4TB

Compare Crucial X9 Pro and Seagate FireCuda Gaming 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.

Our Pick

Crucial

Crucial X9 Pro
8.9/10

Ultra-compact pro-grade portable SSD. Pocket-sized at just 65g. Ideal for mobile professionals.

Extremely compact and lightweight (65g)
IP55 water and dust resistance
Drop-proof up to 2 meters
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Seagate

Seagate FireCuda Gaming SSD Portable 4TB
8.5/10

A 4TB Gen 2x2 RGB-lit gaming SSD — the largest single-portable FireCuda with the full 5-year Seagate warranty. Real value-add at this size: 5 years + Rescue data recovery plan bundled in. PS5/Xbox cold-library-ready, easily handling moving multi-game installs at 2000 MB/s.

4TB Gen 2x2 + 5-year warranty
RGB gaming aesthetic
Both cables in box
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Spec Comparison

Spec
Crucial X9 Pro
Seagate FireCuda Gaming SSD Portable 4TB
Read Speed
1.1 GB/s
2.0 GB/s ✓
Write Speed
1.0 GB/s
2.0 GB/s ✓
Capacity
1 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
440 TB
2,400 TB ✓
Warranty
3 Years
5 Years ✓
Score
8.9/10 ✓
8.5/10
Total Wins
1 win
5 wins

Frequently Asked Questions

Which is better, Crucial X9 Pro or Seagate FireCuda Gaming SSD Portable 4TB?
The Crucial X9 Pro scores 8.9/10 compared to 8.5/10 for the Seagate FireCuda Gaming SSD Portable 4TB. Our expert analysis favors the Crucial X9 Pro for its superior value.
What's the difference between Crucial X9 Pro and Seagate FireCuda Gaming SSD Portable 4TB?
The key differences: The Crucial X9 Pro offers 1,050 MB/s reads vs 2,000 MB/s for the Seagate FireCuda Gaming SSD Portable 4TB. Capacity options differ: Crucial X9 Pro is 1TB while Seagate FireCuda Gaming SSD Portable 4TB is 4TB. The Crucial X9 Pro uses USB 3.2 Gen 2 while the Seagate FireCuda Gaming SSD Portable 4TB uses USB 3.2 Gen 2.
Which is faster, Crucial X9 Pro or Seagate FireCuda Gaming SSD Portable 4TB?
The Seagate FireCuda Gaming SSD Portable 4TB is faster with 2,000 MB/s read speeds compared to 1,050 MB/s for the Crucial X9 Pro. That's a 90% speed advantage.
Which has better value, Crucial X9 Pro or Seagate FireCuda Gaming SSD Portable 4TB?
The Crucial X9 Pro scores higher (8.9 vs 8.5/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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