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Portable SSDs

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OWC Envoy Pro FX Portable 4TB vs Samsung T9 Portable 4TB

Compare OWC Envoy Pro FX Portable 4TB and Samsung T9 Portable 4TB side by side. Both are 4TB Thunderbolt 3 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

OWC

OWC Envoy Pro FX Portable 4TB
8.9/10

4TB of Thunderbolt 3 in an aluminum unibody barely larger than the 1TB. The Envoy Pro FX 4TB is a niche-of-one -- buyers typically pay the premium for 6K/8K video editing workflows where sustained 2800 MB/s transfers plus 4TB of room actually matter.

Thunderbolt 3 + 4TB
Aluminum unibody
2800 MB/s sustained
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Our Pick

Samsung

Samsung T9 Portable 4TB
9.6/10

The 4TB T9 portable is genuinely rare — most 4TB external SSDs cap at Gen 2 (10Gbps) speeds. The T9 4TB holds 2000 MB/s sustained reads AND writes at 4TB. The right drive for working video pros who genuinely travel with 4TB of working RAW footage and need Gen 2x2 link speeds.

Gen 2x2 + 4TB
2400 TBW endurance
5-year warranty
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Spec Comparison

Spec
OWC Envoy Pro FX Portable 4TB
Samsung T9 Portable 4TB
Read Speed
2.8 GB/s ✓
2.0 GB/s
Write Speed
2.8 GB/s ✓
2.0 GB/s
Capacity
4 TB
4 TB
Interface
Thunderbolt 3
USB 3.2 Gen 2x2
Endurance (TBW)
2,400 TB
2,400 TB
Warranty
3 Years
5 Years ✓
Score
8.9/10
9.6/10 ✓
Total Wins
2 wins
2 wins

Frequently Asked Questions

Which is better, OWC Envoy Pro FX Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 Portable 4TB scores 9.6/10 compared to 8.9/10 for the OWC Envoy Pro FX Portable 4TB. Our expert analysis favors the Samsung T9 Portable 4TB for its superior value.
What's the difference between OWC Envoy Pro FX Portable 4TB and Samsung T9 Portable 4TB?
The key differences: The OWC Envoy Pro FX Portable 4TB offers 2,800 MB/s reads vs 2,000 MB/s for the Samsung T9 Portable 4TB. Capacity options differ: OWC Envoy Pro FX Portable 4TB is 4TB while Samsung T9 Portable 4TB is 4TB. The OWC Envoy Pro FX Portable 4TB uses Thunderbolt 3 while the Samsung T9 Portable 4TB uses USB 3.2 Gen 2x2.
Which is faster, OWC Envoy Pro FX Portable 4TB or Samsung T9 Portable 4TB?
The OWC Envoy Pro FX Portable 4TB is faster with 2,800 MB/s read speeds compared to 2,000 MB/s for the Samsung T9 Portable 4TB. That's a 40% speed advantage.
Which has better value, OWC Envoy Pro FX Portable 4TB or Samsung T9 Portable 4TB?
The Samsung T9 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.

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