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Portable SSDs

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Crucial X6 Portable 4TB vs OWC Envoy Pro FX Portable 1TB

Compare Crucial X6 Portable 4TB and OWC Envoy Pro FX Portable 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 Portable 4TB
8.0/10

A 4TB portable at the X6's budget price is closer to spinning-rust economics than SSD. The 800 MB/s ceiling doesn't matter for the use case — the entire point is capacious portable cold library overflow for PS5, Xbox, or photo archive, not peak throughput.

4TB at budget pricing
PS5/Xbox cold-library friendly
Cool operation
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Our Pick

OWC

OWC Envoy Pro FX Portable 1TB
8.7/10

A 2800 MB/s portable Thunderbolt 3 SSD in an aluminum unibody the size of an iPhone. The Envoy Pro FX is one of the cleanest portable Thunderbolt SSDs at the price tier -- nothing fancy, just speed and thermal management packed in a small aluminum case.

Thunderbolt 3 2800/2800 MB/s
Aluminum unibody heatsink
3-year warranty
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Spec Comparison

Spec
Crucial X6 Portable 4TB
OWC Envoy Pro FX Portable 1TB
Read Speed
800 MB/s
2.8 GB/s ✓
Write Speed
800 MB/s
2.8 GB/s ✓
Capacity
4 TB ✓
1 TB
Interface
USB 3.2 Gen 2
Thunderbolt 3
Endurance (TBW)
2,400 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
8.0/10
8.7/10 ✓
Total Wins
2 wins
3 wins

Frequently Asked Questions

Which is better, Crucial X6 Portable 4TB or OWC Envoy Pro FX Portable 1TB?
The OWC Envoy Pro FX Portable 1TB scores 8.7/10 compared to 8.0/10 for the Crucial X6 Portable 4TB. Our expert analysis favors the OWC Envoy Pro FX Portable 1TB for its superior speed.
What's the difference between Crucial X6 Portable 4TB and OWC Envoy Pro FX Portable 1TB?
The key differences: The Crucial X6 Portable 4TB offers 800 MB/s reads vs 2,800 MB/s for the OWC Envoy Pro FX Portable 1TB. Capacity options differ: Crucial X6 Portable 4TB is 4TB while OWC Envoy Pro FX Portable 1TB is 1TB. The Crucial X6 Portable 4TB uses USB 3.2 Gen 2 while the OWC Envoy Pro FX Portable 1TB uses Thunderbolt 3.
Which is faster, Crucial X6 Portable 4TB or OWC Envoy Pro FX Portable 1TB?
The OWC Envoy Pro FX Portable 1TB is faster with 2,800 MB/s read speeds compared to 800 MB/s for the Crucial X6 Portable 4TB. That's a 250% speed advantage.
Which has better value, Crucial X6 Portable 4TB or OWC Envoy Pro FX Portable 1TB?
The OWC Envoy Pro FX Portable 1TB scores higher (8.7 vs 8.0/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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