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External SSDs

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Crucial X6 4TB vs Seagate FireCuda Gaming SSD 2TB — Which External SSD Is Faster & Better Value?

Compare Crucial X6 4TB and Seagate FireCuda Gaming SSD 2TB side by side. Both are 4TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Crucial

Crucial X6 4TB
8.2/10

A 4TB external at the X6's price is closer to spinning-rust economics than to typical SSD pricing. The 800 MB/s cap doesn't matter when the use case is video archive or photo-library cold storage — this drive is bought for capacity first, speed second.

4TB at budget-friendly price
PS5/Xbox cold-library compatible
Cool-running
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Our Pick

Seagate

Seagate FireCuda Gaming SSD 2TB
8.4/10

The 2TB FireCuda Gaming SSD is Seagate's answer to the WD Black P50 — a Gen 2x2 portable marketed at console gamers with a 2000 MB/s rated speed and 5-year warranty. The RGB center strip lights up when in use; an included app can sync it with other Razer Chroma gear.

Gen 2x2 2000 MB/s
5-year warranty
RGB lighting
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Spec Comparison

Spec
Crucial X6 4TB
Seagate FireCuda Gaming SSD 2TB
Read Speed
800 MB/s
2.0 GB/s ✓
Write Speed
800 MB/s
2.0 GB/s ✓
Capacity
4 TB ✓
2 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
2,400 TB ✓
1,200 TB
Warranty
3 Years
5 Years ✓
Score
8.2/10
8.4/10 ✓
Total Wins
2 wins
4 wins

Frequently Asked Questions

Which is better, Crucial X6 4TB or Seagate FireCuda Gaming SSD 2TB?
The Seagate FireCuda Gaming SSD 2TB scores 8.4/10 compared to 8.2/10 for the Crucial X6 4TB. Our expert analysis favors the Seagate FireCuda Gaming SSD 2TB for its superior speed.
What's the difference between Crucial X6 4TB and Seagate FireCuda Gaming SSD 2TB?
The key differences: The Crucial X6 4TB offers 800 MB/s reads vs 2,000 MB/s for the Seagate FireCuda Gaming SSD 2TB. Capacity options differ: Crucial X6 4TB is 4TB while Seagate FireCuda Gaming SSD 2TB is 2TB. The Crucial X6 4TB uses USB 3.2 Gen 2 while the Seagate FireCuda Gaming SSD 2TB uses USB 3.2 Gen 2.
Which is faster, Crucial X6 4TB or Seagate FireCuda Gaming SSD 2TB?
The Seagate FireCuda Gaming SSD 2TB is faster with 2,000 MB/s read speeds compared to 800 MB/s for the Crucial X6 4TB. That's a 150% speed advantage.
Which has better value, Crucial X6 4TB or Seagate FireCuda Gaming SSD 2TB?
The Seagate FireCuda Gaming SSD 2TB scores higher (8.4 vs 8.2/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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