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NAS · Head to head

Synology DS425+ vs Ubiquiti UNAS Pro 4

Full NAS comparison in 2026

Updated September 2026
Data from Amazon and official Synology and Ubiquiti sites.
2026 verdict
Synology DS425+ has the better all-around case than Ubiquiti UNAS Pro 4 in 2026, starting with price, rating, and processor.
Synology DS425+
Winner
Synology DS425+
$591.00
Buy on Amazon USACheck price
What pushes it ahead is price, rating, and processor, and storage and network keep the advantage from looking narrow. Ubiquiti UNAS Pro 4 still makes sense if memory capacity is your priority, but most buyers should still lean toward Synology DS425+. That is enough to make Synology DS425+ the better pick for most buyers.
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FeatureSynology DS425+Ubiquiti UNAS Pro 4Winner
Price$591.00$663.00Synology DS425+
Rating4.64.1Synology DS425+
ProcessorHardware Transcoding, Hardware Encryption EngineNoneSynology DS425+
Memory Capacity2 GB8 GBUbiquiti UNAS Pro 4
StorageHot Swappable, M.2 as Storage PoolHot SwappableSynology DS425+
NetworkWake on LANNoneSynology DS425+
Apps & VirtualizationDocker Containers, Virtual Machines, Plex Media Server, Surveillance App, AI Photo RecognitionNoneSynology DS425+

Frequently Asked Questions

Which is better overall: Synology DS425+ or Ubiquiti UNAS Pro 4?

Synology DS425+ has the stronger overall profile in this comparison, especially for price, rating, and processor.

What is the biggest difference between Synology DS425+ and Ubiquiti UNAS Pro 4?

Price is one of the clearest differences: Synology DS425+ lists $591.00, while Ubiquiti UNAS Pro 4 lists $663.00.

Which one looks better on price?

Synology DS425+ is listed at $591.00, while Ubiquiti UNAS Pro 4 is listed at $663.00. Synology DS425+ (better spec).

Who should buy Synology DS425+?

Choose Synology DS425+ if your priority is price and rating and that matters more than memory capacity.

Who should buy Ubiquiti UNAS Pro 4?

Choose Ubiquiti UNAS Pro 4 if your priority is memory capacity and that matters more than price.

Full comparison table

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  • 61 specs compared
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