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Portable SSDs

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OWC Envoy Pro FX Portable 2TB vs Sabrent Rocket XTRM-Q Portable 4TB

Compare OWC Envoy Pro FX Portable 2TB and Sabrent Rocket XTRM-Q 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
Check on Amazon →

Sabrent

Sabrent Rocket XTRM-Q Portable 4TB
8.7/10

A 4TB Thunderbolt 3 portable SSD — unusual intersection of capacity and Thunderbolt-class speed. The XTRM-Q 4TB is portable-class storage for working 8K RED RAW video editors. Premium pricing matches the niche use case.

Thunderbolt 3 + 4TB
2700 MB/s sustained
Aluminum body
Check on Amazon →

Spec Comparison

Spec
OWC Envoy Pro FX Portable 2TB
Sabrent Rocket XTRM-Q Portable 4TB
Read Speed
2.8 GB/s ✓
2.7 GB/s
Write Speed
2.8 GB/s ✓
2.7 GB/s
Capacity
2 TB
4 TB ✓
Interface
Thunderbolt 3
Thunderbolt 3
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 Sabrent Rocket XTRM-Q Portable 4TB?
The OWC Envoy Pro FX Portable 2TB scores 8.8/10 compared to 8.7/10 for the Sabrent Rocket XTRM-Q 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 Sabrent Rocket XTRM-Q Portable 4TB?
The key differences: The OWC Envoy Pro FX Portable 2TB offers 2,800 MB/s reads vs 2,700 MB/s for the Sabrent Rocket XTRM-Q Portable 4TB. Capacity options differ: OWC Envoy Pro FX Portable 2TB is 2TB while Sabrent Rocket XTRM-Q Portable 4TB is 4TB. The OWC Envoy Pro FX Portable 2TB uses Thunderbolt 3 while the Sabrent Rocket XTRM-Q Portable 4TB uses Thunderbolt 3.
Which is faster, OWC Envoy Pro FX Portable 2TB or Sabrent Rocket XTRM-Q Portable 4TB?
The OWC Envoy Pro FX Portable 2TB is faster with 2,800 MB/s read speeds compared to 2,700 MB/s for the Sabrent Rocket XTRM-Q Portable 4TB. That's a 4% speed advantage.
Which has better value, OWC Envoy Pro FX Portable 2TB or Sabrent Rocket XTRM-Q 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.

More Comparisons

OWC Envoy Pro FX Portable 2TB vs Samsung T9 Portable SSD → Sabrent Rocket XTRM-Q Portable 4TB vs Samsung T9 Portable SSD →
OWC Envoy Pro FX Portable 2TB vs Samsung T9 Portable 4TB → Sabrent Rocket XTRM-Q Portable 4TB vs Samsung T9 Portable 4TB →
OWC Envoy Pro FX Portable 2TB vs Crucial X10 Pro Portable 4TB → Sabrent Rocket XTRM-Q Portable 4TB vs Crucial X10 Pro Portable 4TB →
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