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Portable SSDs

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OWC Envoy Pro FX Portable 2TB vs WD My Passport SSD Portable 4TB

Compare OWC Envoy Pro FX Portable 2TB and WD My Passport SSD Portable 4TB side by side. Both are 2TB Thunderbolt 3 external SSDs, but they differ in speed, design, and value. Here's how they stack up.

Our Pick

OWC

OWC Envoy Pro FX Portable 2TB
8.8/10

The 2TB Envoy Pro FX keeps the small unibody of the 1TB but scales the die stack. Sustained writes on the 2TB stay pegged at 2800 MB/s past 500GB on a Thunderbolt 3 host.

Thunderbolt 3 2800/2800 MB/s
Sustained writes hold past 500GB
Aluminum unibody
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Western Digital

WD My Passport SSD Portable 4TB
8.7/10

A 4TB My Passport SSD portable — same physical package as the 1TB/2TB but with the 4TB die stack. The biggest single-portable WD ships and one of the few 4TB portable SSDs at retail, period. Compares closely with the Samsung T7 4TB.

4TB slim form factor
2400 TBW endurance
AES hardware encryption
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Spec Comparison

Spec
OWC Envoy Pro FX Portable 2TB
WD My Passport SSD Portable 4TB
Read Speed
2.8 GB/s ✓
1.1 GB/s
Write Speed
2.8 GB/s ✓
1.0 GB/s
Capacity
2 TB
4 TB ✓
Interface
Thunderbolt 3
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB
2,400 TB ✓
Warranty
3 Years
3 Years
Score
8.8/10 ✓
8.7/10
Total Wins
3 wins
2 wins

Frequently Asked Questions

Which is better, OWC Envoy Pro FX Portable 2TB or WD My Passport SSD Portable 4TB?
The OWC Envoy Pro FX Portable 2TB scores 8.8/10 compared to 8.7/10 for the WD My Passport SSD Portable 4TB. Our expert analysis favors the OWC Envoy Pro FX Portable 2TB for its superior speed.
What's the difference between OWC Envoy Pro FX Portable 2TB and WD My Passport SSD Portable 4TB?
The key differences: The OWC Envoy Pro FX Portable 2TB offers 2,800 MB/s reads vs 1,050 MB/s for the WD My Passport SSD Portable 4TB. Capacity options differ: OWC Envoy Pro FX Portable 2TB is 2TB while WD My Passport SSD Portable 4TB is 4TB. The OWC Envoy Pro FX Portable 2TB uses Thunderbolt 3 while the WD My Passport SSD Portable 4TB uses USB 3.2 Gen 2.
Which is faster, OWC Envoy Pro FX Portable 2TB or WD My Passport SSD Portable 4TB?
The OWC Envoy Pro FX Portable 2TB is faster with 2,800 MB/s read speeds compared to 1,050 MB/s for the WD My Passport SSD Portable 4TB. That's a 167% speed advantage.
Which has better value, OWC Envoy Pro FX Portable 2TB or WD My Passport SSD Portable 4TB?
The OWC Envoy Pro FX Portable 2TB scores higher (8.8 vs 8.7/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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