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Portable SSDs

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Crucial X10 Pro Portable 4TB vs Crucial X9 Pro

Compare Crucial X10 Pro Portable 4TB and Crucial X9 Pro side by side. Both are 4TB USB 3.2 Gen 2x2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

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 →

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
Check on Amazon →

Spec Comparison

Spec
Crucial X10 Pro Portable 4TB
Crucial X9 Pro
Read Speed
2.0 GB/s ✓
1.1 GB/s
Write Speed
2.0 GB/s ✓
1.0 GB/s
Capacity
4 TB ✓
1 TB
Interface
USB 3.2 Gen 2x2
USB 3.2 Gen 2
Endurance (TBW)
2,400 TB ✓
440 TB
Warranty
5 Years ✓
3 Years
Score
9.6/10 ✓
8.9/10
Total Wins
6 wins
0 wins

Frequently Asked Questions

Which is better, Crucial X10 Pro Portable 4TB or Crucial X9 Pro?
The Crucial X10 Pro Portable 4TB scores 9.6/10 compared to 8.9/10 for the Crucial X9 Pro. Our expert analysis favors the Crucial X10 Pro Portable 4TB for its superior speed.
What's the difference between Crucial X10 Pro Portable 4TB and Crucial X9 Pro?
The key differences: The Crucial X10 Pro Portable 4TB offers 2,000 MB/s reads vs 1,050 MB/s for the Crucial X9 Pro. Capacity options differ: Crucial X10 Pro Portable 4TB is 4TB while Crucial X9 Pro is 1TB. The Crucial X10 Pro Portable 4TB uses USB 3.2 Gen 2x2 while the Crucial X9 Pro uses USB 3.2 Gen 2.
Which is faster, Crucial X10 Pro Portable 4TB or Crucial X9 Pro?
The Crucial X10 Pro 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 X10 Pro Portable 4TB or Crucial X9 Pro?
The Crucial X10 Pro Portable 4TB scores higher (9.6 vs 8.9/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

More Comparisons

Crucial X10 Pro Portable 4TB vs Samsung T9 Portable SSD → Crucial X9 Pro vs Samsung T9 Portable SSD →
Crucial X10 Pro Portable 4TB vs Samsung T9 Portable 4TB → Crucial X9 Pro vs Samsung T9 Portable 4TB →
Crucial X10 Pro Portable 4TB vs Sabrent Rocket Nano V2 → Crucial X9 Pro vs Sabrent Rocket Nano V2 →
Crucial X10 Pro Portable 4TB vs Samsung T9 Portable 2TB → Crucial X9 Pro vs Samsung T9 Portable 2TB →