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Crucial X10 Pro 4TB vs Crucial X9 Pro 1TB

Compare Crucial X10 Pro 4TB and Crucial X9 Pro 1TB 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 4TB

9.1/10

Professional-grade 4TB portable SSD with speeds up to 2100MB/s. Massive capacity for 8K video workflows and large creative projects.

4TB with fastest Gen 2x2 speeds up to 2100MB/s

IP55 water and dust resistance

Excellent 2400 TBW endurance

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Crucial

Crucial X9 Pro 1TB

9.0/10

A 1050 MB/s portable SSD for creators who need TLC NAND, hardware encryption, and a 5-year warranty at less than Extreme Pro prices. The X9 Pro is Crucial's premium Gen 2 line — it targets direct-edit workflows where sustained writes and write endurance matter more than headline speeds.

Real TLC NAND (not QLC)

5-year warranty

AES 256-bit hardware encryption

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Spec Comparison

Spec

Crucial X10 Pro 4TB

Crucial X9 Pro 1TB

Read Speed

2.1 GB/s ✓

1.1 GB/s

Write Speed

2.0 GB/s ✓

950 MB/s

Capacity

4 TB ✓

1 TB

Interface

USB 3.2 Gen 2x2

USB 3.2 Gen 2

Endurance (TBW)

2,400 TB ✓

600 TB

Warranty

5 Years

Score

9.1/10 ✓

9.0/10

Total Wins

5 wins

0 wins

Frequently Asked Questions

Which is better, Crucial X10 Pro 4TB or Crucial X9 Pro 1TB?

The Crucial X10 Pro 4TB scores 9.1/10 compared to 9.0/10 for the Crucial X9 Pro 1TB. Our expert analysis favors the Crucial X10 Pro 4TB for its superior speed.

What's the difference between Crucial X10 Pro 4TB and Crucial X9 Pro 1TB?

The key differences: The Crucial X10 Pro 4TB offers 2,100 MB/s reads vs 1,050 MB/s for the Crucial X9 Pro 1TB. Capacity options differ: Crucial X10 Pro 4TB is 4TB while Crucial X9 Pro 1TB is 1TB. The Crucial X10 Pro 4TB uses USB 3.2 Gen 2x2 while the Crucial X9 Pro 1TB uses USB 3.2 Gen 2.

Which is faster, Crucial X10 Pro 4TB or Crucial X9 Pro 1TB?

The Crucial X10 Pro 4TB is faster with 2,100 MB/s read speeds compared to 1,050 MB/s for the Crucial X9 Pro 1TB. That's a 100% speed advantage.

Which has better value, Crucial X10 Pro 4TB or Crucial X9 Pro 1TB?

The Crucial X10 Pro 4TB scores higher (9.1 vs 9.0/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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