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External SSDs

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OWC Envoy Pro FX 2TB vs Silicon Power PC60 1TB

Compare OWC Envoy Pro FX 2TB and Silicon Power PC60 1TB 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 2TB
8.8/10

The 2TB Envoy Pro FX keeps the same small unibody of the 1TB but scales the die stack. The sustained write behavior on the 2TB stays pegged at 2800 MB/s well past 500GB on a Thunderbolt 3 host.

Thunderbolt 3 2800/2800 MB/s
Sustained writes hold past 500GB on 2TB
Aluminum unibody
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Silicon Power

Silicon Power PC60 1TB
7.3/10

A budget 1050-class Gen 2 portable from Silicon Power — one of the cheapest brand-name 1TB Gen 2 SSDs at retail. Plastic body, gray aesthetic, no IP rating. Real value is cost-per-TB, not build or sustained performance.

1000 MB/s read
Budget pricing
Compact form factor
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Spec Comparison

Spec
OWC Envoy Pro FX 2TB
Silicon Power PC60 1TB
Read Speed
2.8 GB/s ✓
1.0 GB/s
Write Speed
2.8 GB/s ✓
900 MB/s
Capacity
2 TB ✓
1 TB
Interface
Thunderbolt 3
USB 3.2 Gen 2
Endurance (TBW)
1,200 TB ✓
600 TB
Warranty
3 Years
3 Years
Score
8.8/10 ✓
7.3/10
Total Wins
5 wins
0 wins

Frequently Asked Questions

Which is better, OWC Envoy Pro FX 2TB or Silicon Power PC60 1TB?
The OWC Envoy Pro FX 2TB scores 8.8/10 compared to 7.3/10 for the Silicon Power PC60 1TB. Our expert analysis favors the OWC Envoy Pro FX 2TB for its superior speed.
What's the difference between OWC Envoy Pro FX 2TB and Silicon Power PC60 1TB?
The key differences: The OWC Envoy Pro FX 2TB offers 2,800 MB/s reads vs 1,000 MB/s for the Silicon Power PC60 1TB. Capacity options differ: OWC Envoy Pro FX 2TB is 2TB while Silicon Power PC60 1TB is 1TB. The OWC Envoy Pro FX 2TB uses Thunderbolt 3 while the Silicon Power PC60 1TB uses USB 3.2 Gen 2.
Which is faster, OWC Envoy Pro FX 2TB or Silicon Power PC60 1TB?
The OWC Envoy Pro FX 2TB is faster with 2,800 MB/s read speeds compared to 1,000 MB/s for the Silicon Power PC60 1TB. That's a 180% speed advantage.
Which has better value, OWC Envoy Pro FX 2TB or Silicon Power PC60 1TB?
The OWC Envoy Pro FX 2TB scores higher (8.8 vs 7.3/10), indicating better overall value in our evaluation. Check both models on the retailer's site for the latest details.

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