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Crucial X9 Pro vs SanDisk Extreme Pro Portable 4TB

Compare Crucial X9 Pro and SanDisk Extreme 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 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

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Our Pick

SanDisk

SanDisk Extreme Pro Portable 4TB

9.3/10

The 4TB Extreme Pro is the largest portable SSD in SanDisk's ruggedized line and a direct competitor to the Samsung T7 Shield 4TB. The 5-year warranty plus IP55 rubber armor are distinguishing factors vs other 4TB portable SSDs — most peers only offer 3.

4TB @ IP55 rugged

5-year warranty

Both cables in box

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Spec Comparison

Spec

Crucial X9 Pro

SanDisk Extreme Pro Portable 4TB

Read Speed

1.1 GB/s

Write Speed

1.0 GB/s

Capacity

1 TB

4 TB ✓

Interface

USB 3.2 Gen 2

Endurance (TBW)

440 TB

2,400 TB ✓

Warranty

3 Years

5 Years ✓

Score

8.9/10

9.3/10 ✓

Total Wins

0 wins

4 wins

Frequently Asked Questions

Which is better, Crucial X9 Pro or SanDisk Extreme Pro Portable 4TB?

The SanDisk Extreme Pro Portable 4TB scores 9.3/10 compared to 8.9/10 for the Crucial X9 Pro. Our expert analysis favors the SanDisk Extreme Pro Portable 4TB for its superior value.

What's the difference between Crucial X9 Pro and SanDisk Extreme Pro Portable 4TB?

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

Which is faster, Crucial X9 Pro or SanDisk Extreme Pro Portable 4TB?

Both drives offer the same 1,050 MB/s read speeds.

Which has better value, Crucial X9 Pro or SanDisk Extreme Pro Portable 4TB?

The SanDisk Extreme Pro Portable 4TB scores higher (9.3 vs 8.9/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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