Updated August 2026
Data from Amazon and official Synology and Ubiquiti sites.
2026 verdict
Synology DS925+ has the better all-around case than Ubiquiti UNAS 4 in 2026, starting with processor, storage, and network. The comparison tilts its way because of processor, storage, and network, with apps & virtualization keeping it in front. Ubiquiti UNAS 4 still makes sense if price is your priority, but most buyers should still lean toward Synology DS925+. For most setups, Synology DS925+ is the smarter buy.
| Feature | Synology DS925+ | Ubiquiti UNAS 4 | Winner |
|---|---|---|---|
| Price | $705.83 | $379.00 | Ubiquiti UNAS 4 |
| Processor | Hardware Encryption Engine | None | Synology DS925+ |
| Storage | Hot Swappable, M.2 as Storage Pool, Expansion Unit Support | None | Synology DS925+ |
| Network | Wake on LAN | None | Synology DS925+ |
| Apps & Virtualization | Docker Containers, Virtual Machines, Plex Media Server, Surveillance App, AI Photo Recognition | None | Synology DS925+ |
Winner
$705.83
- + Processor: Hardware Encryption Engine
- + Storage: Hot Swappable, M.2 as Storage Pool, Expansion Unit Support
- + Network: Wake on LAN
- - Price: $705.83 vs $379.00
$379.00
- + Price: $379.00
- - Processor: None vs Hardware Encryption Engine
- - Storage: None vs Hot Swappable, M.2 as Storage Pool, Expansion Unit Support
Frequently Asked Questions
Which is better overall: Synology DS925+ or Ubiquiti UNAS 4?
Synology DS925+ has the stronger overall profile in this comparison, especially for processor, storage, and network.
What is the biggest difference between Synology DS925+ and Ubiquiti UNAS 4?
Price is one of the clearest differences: Synology DS925+ lists $705.83, while Ubiquiti UNAS 4 lists $379.00.
Which one looks better on price?
Synology DS925+ is listed at $705.83, while Ubiquiti UNAS 4 is listed at $379.00. Ubiquiti UNAS 4 (better spec).
Who should buy Synology DS925+?
Choose Synology DS925+ 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.
