Winner
6% OFF
$285.99
$304.99
Updated November 2026
Data from the official Synology and Ubiquiti sites.
2026 verdict
Across the 2026 comparison, Synology DS223 earns the nod over Ubiquiti UNAS 2 on the strength of rating, storage, and apps & virtualization.
It wins the broader comparison through rating, storage, and apps & virtualization, while its broader overall balance helps confirm the result. You should still consider Ubiquiti UNAS 2 if price and memory capacity matter more than raw overall balance. That is enough to make Synology DS223 the better pick for most buyers.
News by email
Still comparing? Get what's new by email
New releases and the smart home news worth knowing, in your inbox.
No spam. Unsubscribe in one click.
| Feature | Synology DS223 | Ubiquiti UNAS 2 | Winner |
|---|---|---|---|
| Price | $285.99 | $275.99 | Ubiquiti UNAS 2 |
| Rating | 4.6 | 1.9 | Synology DS223 |
| Memory Capacity | 2 GB | 4 GB | Ubiquiti UNAS 2 |
| Storage | Hot Swappable | None | Synology DS223 |
| Apps & Virtualization | Docker Containers, Plex Media Server, Surveillance App, AI Photo Recognition | None | Synology DS223 |
| Processor | Hardware Encryption Engine | None | Tie |
| Network | Wake on LAN | None | Tie |
Winner
6% OFF
$285.99
$304.99
- + Rating: 4.6
- + Storage: Hot Swappable
- + Apps & Virtualization: Docker Containers, Plex Media Server, Surveillance App, AI Photo Recognition
- - Price: $285.99 vs $275.99
- - Memory Capacity: 2 GB vs 4 GB
$275.99
- + Price: $275.99
- + Memory Capacity: 4 GB
- - Rating: 1.9 vs 4.6
- - Storage: None vs Hot Swappable
Frequently Asked Questions
Which is better overall: Synology DS223 or Ubiquiti UNAS 2?
Synology DS223 has the stronger overall profile in this comparison, especially for rating, storage, and apps & virtualization.
What is the biggest difference between Synology DS223 and Ubiquiti UNAS 2?
Price is one of the clearest differences: Synology DS223 lists $285.99, while Ubiquiti UNAS 2 lists $275.99.
Which one looks better on price?
Synology DS223 is listed at $285.99, while Ubiquiti UNAS 2 is listed at $275.99. Ubiquiti UNAS 2 (better spec).
Who should buy Synology DS223?
Choose Synology DS223 if your priority is rating and storage 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.
Spotted something wrong on this page? Tell us and we will fix it.
Our store on AmazonShop our ideas on AmazonLists of the smart home setups we would put together ourselves, ready to add to your Amazon cart.Shop on AmazonFull comparison table
Compare all 44 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.
- 44 NAS
- 61 specs compared
- 58 filters
- NAS
UNAS Pro
- NAS
TS-873A-8G
- NAS
TS-855X-8G-US
- NAS
UNAS Pro 8
- NAS
TS-462A-4G
- NAS
NASync DXP2800 GT
- NAS
NASync DXP2800
- NAS
NASync DXP4800 Pro
- NAS
NASync DXP4800 Plus
- NAS
DS225+
- NAS
DS425+
- NAS
DS223j
- NAS
NASync DH2300
- NAS
NASync DXP4800 GT
- NAS
NASync DXP480T Plus
- NAS
NASync DXP6800 Plus
- NAS
TS-264-8G-US
- NAS
TS-464-8G-US
- NAS
TS-664-8G-US
- NAS
DS124
