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NAS · Head to head

Ubiquiti UNAS Pro vs Ubiquiti UNAS Pro 4

Full NAS comparison in 2026

Updated September 2026
Data from Amazon and official Ubiquiti site.
2026 verdict
For most buyers in 2026, Ubiquiti UNAS Pro is the safer pick over Ubiquiti UNAS Pro 4 because of rating.
Ubiquiti UNAS Pro
Winner
Ubiquiti UNAS Pro
Buy on Amazon USACheck price
The main reason it wins is rating, and its broader overall balance strengthens that case. There is still a case for Ubiquiti UNAS Pro 4, but mainly if its specific feature mix is what you value most. For most setups, Ubiquiti UNAS Pro is the smarter buy.
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FeatureUbiquiti UNAS ProUbiquiti UNAS Pro 4Winner
Rating5.04.1Ubiquiti UNAS Pro
Memory Capacity8 GB8 GBTie
StorageHot SwappableHot SwappableTie

Frequently Asked Questions

Which is better overall: Ubiquiti UNAS Pro or Ubiquiti UNAS Pro 4?

Ubiquiti UNAS Pro has the stronger overall profile in this comparison, especially for rating.

What is the biggest difference between Ubiquiti UNAS Pro and Ubiquiti UNAS Pro 4?

Rating is one of the clearest differences: Ubiquiti UNAS Pro lists 5.0, while Ubiquiti UNAS Pro 4 lists 4.1.

Who should buy Ubiquiti UNAS Pro?

Choose Ubiquiti UNAS Pro if your priority is rating and that matters more than the competing advantages.

Who should buy Ubiquiti UNAS Pro 4?

Choose Ubiquiti UNAS Pro 4 if your priority is its specific strengths and that matters more than rating.

Full comparison table

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  • 61 specs compared
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