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Portable SSDs

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Crucial X6 Portable 1TB vs Crucial X8 Portable 1TB

Compare Crucial X6 Portable 1TB and Crucial X8 Portable 1TB 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.

Crucial

Crucial X6 Portable 1TB
7.6/10

A budget 1TB Gen 2 portable for the portable-SSD crowd — 800 MB/s is below the Gen 2 ceiling but exactly what's needed for Time Machine and laptop backup workflows that don't depend on peak speeds. Picks IP-rating-free build to keep price aggressive.

800 MB/s read
Budget pricing
PS5/Xbox cold-library compatible
Check on Amazon →
Our Pick

Crucial

Crucial X8 Portable 1TB
8.3/10

The X8 is the previous-gen Crucial premium portable — superseded by the X9 Pro but often available at discounts. Same 1050/1000 MB/s, aluminum unibody, but a 3-year warranty. Worth buying if the sale price beats the X9 Pro by a meaningful margin.

1050/1000 MB/s
Anodized aluminum body
Often on clearance
Check on Amazon →

Spec Comparison

Spec
Crucial X6 Portable 1TB
Crucial X8 Portable 1TB
Read Speed
800 MB/s
1.1 GB/s ✓
Write Speed
800 MB/s
1.0 GB/s ✓
Capacity
1 TB
1 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
600 TB
600 TB
Warranty
3 Years
3 Years
Score
7.6/10
8.3/10 ✓
Total Wins
0 wins
3 wins

Frequently Asked Questions

Which is better, Crucial X6 Portable 1TB or Crucial X8 Portable 1TB?
The Crucial X8 Portable 1TB scores 8.3/10 compared to 7.6/10 for the Crucial X6 Portable 1TB. Our expert analysis favors the Crucial X8 Portable 1TB for its superior speed.
What's the difference between Crucial X6 Portable 1TB and Crucial X8 Portable 1TB?
The key differences: The Crucial X6 Portable 1TB offers 800 MB/s reads vs 1,050 MB/s for the Crucial X8 Portable 1TB. Capacity options differ: Crucial X6 Portable 1TB is 1TB while Crucial X8 Portable 1TB is 1TB. The Crucial X6 Portable 1TB uses USB 3.2 Gen 2 while the Crucial X8 Portable 1TB uses USB 3.2 Gen 2.
Which is faster, Crucial X6 Portable 1TB or Crucial X8 Portable 1TB?
The Crucial X8 Portable 1TB is faster with 1,050 MB/s read speeds compared to 800 MB/s for the Crucial X6 Portable 1TB. That's a 31% speed advantage.
Which has better value, Crucial X6 Portable 1TB or Crucial X8 Portable 1TB?
The Crucial X8 Portable 1TB scores higher (8.3 vs 7.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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