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Crucial X6 4TB vs Crucial X8 1TB

Compare Crucial X6 4TB and Crucial X8 1TB side by side. Both are 4TB USB 3.2 Gen 2 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Crucial

Crucial X6 4TB

8.2/10

A 4TB external at the X6's price is closer to spinning-rust economics than to typical SSD pricing. The 800 MB/s cap doesn't matter when the use case is video archive or photo-library cold storage — this drive is bought for capacity first, speed second.

4TB at budget-friendly price

PS5/Xbox cold-library compatible

Cool-running

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Our Pick

Crucial

Crucial X8 1TB

8.3/10

The X8 is Crucial's older-gen premium aluminum portable — superseded in retail by the X9 Pro but often available steeply discounted. Same 1050/1000 MB/s speeds, same form factor, same aluminum body. A solid budget pick when sale-priced under the X9 Pro.

1050/1000 MB/s speeds

Anodized aluminum body

3-year warranty

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Spec Comparison

Spec

Crucial X6 4TB

Crucial X8 1TB

Read Speed

800 MB/s

1.1 GB/s ✓

Write Speed

800 MB/s

1.0 GB/s ✓

Capacity

4 TB ✓

1 TB

Interface

USB 3.2 Gen 2

Endurance (TBW)

2,400 TB ✓

600 TB

Warranty

3 Years

Score

8.2/10

8.3/10 ✓

Total Wins

2 wins

3 wins

Frequently Asked Questions

Which is better, Crucial X6 4TB or Crucial X8 1TB?

The Crucial X8 1TB scores 8.3/10 compared to 8.2/10 for the Crucial X6 4TB. Our expert analysis favors the Crucial X8 1TB for its superior speed.

What's the difference between Crucial X6 4TB and Crucial X8 1TB?

The key differences: The Crucial X6 4TB offers 800 MB/s reads vs 1,050 MB/s for the Crucial X8 1TB. Capacity options differ: Crucial X6 4TB is 4TB while Crucial X8 1TB is 1TB. The Crucial X6 4TB uses USB 3.2 Gen 2 while the Crucial X8 1TB uses USB 3.2 Gen 2.

Which is faster, Crucial X6 4TB or Crucial X8 1TB?

The Crucial X8 1TB is faster with 1,050 MB/s read speeds compared to 800 MB/s for the Crucial X6 4TB. That's a 31% speed advantage.

Which has better value, Crucial X6 4TB or Crucial X8 1TB?

The Crucial X8 1TB scores higher (8.3 vs 8.2/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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