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Portable SSDs

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Crucial X6 Portable 1TB vs Crucial X10 Pro Portable 4TB

Compare Crucial X6 Portable 1TB and Crucial X10 Pro 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.

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 X10 Pro Portable 4TB
9.6/10

A 4TB Gen 2x2 portable with the full Crucial X10 Pro spec — TLC NAND, AES, 5-year warranty, 2400 TBW. Among the few 4TB Gen 2x2 SSDs at retail, the closest competitor is the Sabrent Rocket Nano V2 4TB.

Gen 2x2 + 4TB
Real TLC NAND
5-year warranty + 2400 TBW
Check on Amazon →

Spec Comparison

Spec
Crucial X6 Portable 1TB
Crucial X10 Pro Portable 4TB
Read Speed
800 MB/s
2.0 GB/s ✓
Write Speed
800 MB/s
2.0 GB/s ✓
Capacity
1 TB
4 TB ✓
Interface
USB 3.2 Gen 2
USB 3.2 Gen 2x2
Endurance (TBW)
600 TB
2,400 TB ✓
Warranty
3 Years
5 Years ✓
Score
7.6/10
9.6/10 ✓
Total Wins
0 wins
6 wins

Frequently Asked Questions

Which is better, Crucial X6 Portable 1TB or Crucial X10 Pro Portable 4TB?
The Crucial X10 Pro Portable 4TB scores 9.6/10 compared to 7.6/10 for the Crucial X6 Portable 1TB. Our expert analysis favors the Crucial X10 Pro Portable 4TB for its superior speed.
What's the difference between Crucial X6 Portable 1TB and Crucial X10 Pro Portable 4TB?
The key differences: The Crucial X6 Portable 1TB offers 800 MB/s reads vs 2,000 MB/s for the Crucial X10 Pro Portable 4TB. Capacity options differ: Crucial X6 Portable 1TB is 1TB while Crucial X10 Pro Portable 4TB is 4TB. The Crucial X6 Portable 1TB uses USB 3.2 Gen 2 while the Crucial X10 Pro Portable 4TB uses USB 3.2 Gen 2x2.
Which is faster, Crucial X6 Portable 1TB or Crucial X10 Pro Portable 4TB?
The Crucial X10 Pro Portable 4TB is faster with 2,000 MB/s read speeds compared to 800 MB/s for the Crucial X6 Portable 1TB. That's a 150% speed advantage.
Which has better value, Crucial X6 Portable 1TB or Crucial X10 Pro Portable 4TB?
The Crucial X10 Pro Portable 4TB scores higher (9.6 vs 7.6/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Crucial X6 Portable 1TB vs Samsung T9 Portable SSD → Crucial X10 Pro Portable 4TB vs Samsung T9 Portable SSD →
Crucial X6 Portable 1TB vs Samsung T9 Portable 4TB → Crucial X10 Pro Portable 4TB vs Samsung T9 Portable 4TB →
Crucial X6 Portable 1TB vs Sabrent Rocket Nano V2 → Crucial X10 Pro Portable 4TB vs Sabrent Rocket Nano V2 →
Crucial X6 Portable 1TB vs Samsung T9 Portable 2TB → Crucial X10 Pro Portable 4TB vs Samsung T9 Portable 2TB →