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Portable SSDs

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Crucial X6 Portable 2TB vs Crucial X8 Portable 1TB

Compare Crucial X6 Portable 2TB and Crucial X8 Portable 1TB side by side. Both are 2TB 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 2TB
7.8/10

A 2TB budget portable SSD from Crucial — the X6 line consistently comes in cheaper per-TB than the T7 family. The 2TB keeps the 800 MB/s cap but the larger SLC cache holds the rate longer before slowing.

2TB budget Gen 2
800 MB/s read
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The X8 is the previous-gen Crucial premium portable — superseded by the X9 Pro but often available at discounts.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 2TB
Crucial X8 Portable 1TB
Read Speed
800 MB/s
1.1 GB/s ✓
Write Speed
800 MB/s
1.0 GB/s ✓
Capacity
2 TB ✓
1 TB
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
7.8/10
8.3/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Crucial X6 Portable 2TB or Crucial X8 Portable 1TB?
The Crucial X8 Portable 1TB scores 8.3/10 compared to 7.8/10 for the Crucial X6 Portable 2TB. Our expert analysis favors the Crucial X8 Portable 1TB for its superior speed.
What's the difference between Crucial X6 Portable 2TB and Crucial X8 Portable 1TB?
The key differences: The Crucial X6 Portable 2TB offers 800 MB/s reads vs 1,050 MB/s for the Crucial X8 Portable 1TB. Capacity options differ: Crucial X6 Portable 2TB is 2TB while Crucial X8 Portable 1TB is 1TB. The Crucial X6 Portable 2TB uses USB 3.2 Gen 2 while the Crucial X8 Portable 1TB uses USB 3.2 Gen 2.
Which is faster, Crucial X6 Portable 2TB 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 2TB. That's a 31% speed advantage.
Which has better value, Crucial X6 Portable 2TB or Crucial X8 Portable 1TB?
The Crucial X8 Portable 1TB scores higher (8.3 vs 7.8/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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