NAS · Head to head

Synology DS1825+ vs Ubiquiti UNAS 4

Full NAS comparison in 2026

Data from Amazon and official Synology and Ubiquiti sites.
2026 verdict
For most buyers in 2026, Synology DS1825+ is the safer pick over Ubiquiti UNAS 4 because of processor, storage, and network. It wins the broader comparison through processor, storage, and network, while apps & virtualization helps confirm the result. Pick Ubiquiti UNAS 4 only when price is the deciding factor for your setup. That makes Synology DS1825+ the clearer recommendation in 2026.
vs
FeatureSynology DS1825+Ubiquiti UNAS 4Winner
Price$1249.99$379.00Ubiquiti UNAS 4
ProcessorHardware Encryption EngineNoneSynology DS1825+
StorageHot Swappable, M.2 as Storage Pool, Expansion Unit SupportNoneSynology DS1825+
NetworkWake on LANNoneSynology DS1825+
Apps & VirtualizationDocker Containers, Virtual Machines, Plex Media Server, Surveillance App, AI Photo RecognitionNoneSynology DS1825+
Winner
Synology

Synology DS1825+

$1249.99
Buy on Amazon USA
  • + Processor: Hardware Encryption Engine
  • + Storage: Hot Swappable, M.2 as Storage Pool, Expansion Unit Support
  • + Network: Wake on LAN
  • - Price: $1249.99 vs $379.00

Frequently Asked Questions

Which is better overall: Synology DS1825+ or Ubiquiti UNAS 4?

Synology DS1825+ has the stronger overall profile in this comparison, especially for processor, storage, and network.

What is the biggest difference between Synology DS1825+ and Ubiquiti UNAS 4?

Price is one of the clearest differences: Synology DS1825+ lists $1249.99, while Ubiquiti UNAS 4 lists $379.00.

Which one looks better on price?

Synology DS1825+ is listed at $1249.99, while Ubiquiti UNAS 4 is listed at $379.00. Ubiquiti UNAS 4 (better spec).

Who should buy Synology DS1825+?

Choose Synology DS1825+ if your priority is processor and storage and that matters more than price.

Who should buy Ubiquiti UNAS 4?

Choose Ubiquiti UNAS 4 if your priority is price and that matters more than processor.

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