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NAS · Head to head

Synology DS223 vs Ubiquiti UNAS 2

Full NAS comparison in 2026

Updated October 2026
Data from Amazon and official Synology and Ubiquiti sites.
2026 verdict
Across the 2026 comparison, Ubiquiti UNAS 2 earns the nod over Synology DS223 on the strength of price and memory capacity.
Ubiquiti UNAS 2
Winner
Ubiquiti UNAS 2
$248.20$269.998% OFF
Buy on Amazon USA
It wins the broader comparison through price and memory capacity, while its broader overall balance helps confirm the result. You should still consider Synology DS223 if rating and apps & virtualization matter more than raw overall balance. That is enough to make Ubiquiti UNAS 2 the better pick for most buyers.
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FeatureSynology DS223Ubiquiti UNAS 2Winner
Price$286.60$248.20Ubiquiti UNAS 2
Rating4.61.0Synology DS223
Memory Capacity2 GB4 GBUbiquiti UNAS 2
Apps & VirtualizationPlex Media Server, Surveillance App, AI Photo RecognitionNoneSynology DS223
ProcessorHardware Encryption EngineNoneTie
StorageHot SwappableNoneTie
NetworkWake on LANNoneTie
Synology

Synology DS223

6% OFF
Prime exclusive deal
$286.60
$304.99
Buy on Amazon USA
  • + Rating: 4.6
  • + Apps & Virtualization: Plex Media Server, Surveillance App, AI Photo Recognition
  • - Price: $286.60 vs $248.20
  • - Memory Capacity: 2 GB vs 4 GB
Winner
Ubiquiti

Ubiquiti UNAS 2

8% OFF
Prime exclusive deal
$248.20
$269.99
Buy on Amazon USA
  • + Price: $248.20
  • + Memory Capacity: 4 GB
  • - Rating: 1.0 vs 4.6
  • - Apps & Virtualization: None vs Plex Media Server, Surveillance App, AI Photo Recognition

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Synology DS223
  • Ubiquiti UNAS 2

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Frequently Asked Questions

Which is better overall: Synology DS223 or Ubiquiti UNAS 2?

Ubiquiti UNAS 2 has the stronger overall profile in this comparison, especially for price and memory capacity.

What is the biggest difference between Synology DS223 and Ubiquiti UNAS 2?

Price is one of the clearest differences: Synology DS223 lists $286.60, while Ubiquiti UNAS 2 lists $248.20.

Which one looks better on price?

Synology DS223 is listed at $286.60, while Ubiquiti UNAS 2 is listed at $248.20. Ubiquiti UNAS 2 (better spec).

Who should buy Synology DS223?

Choose Synology DS223 if your priority is rating and apps & virtualization and that matters more than price.

Who should buy Ubiquiti UNAS 2?

Choose Ubiquiti UNAS 2 if your priority is price and memory capacity and that matters more than rating.

Full comparison table

Compare all 35 NAS side by side

You are looking at two of them. The full table lines up all NAS in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 35 NAS
  • 61 specs compared
  • 58 filters
Open the full comparison
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