Data from Amazon and official Synology site.
2026 verdict
Synology DS3622xs+ has the better all-around case than Synology DS223j in 2026, starting with memory capacity, storage, and apps & virtualization. The main reason it wins is memory capacity, storage, and apps & virtualization, and its broader overall balance strengthens that case. The only strong reason to choose Synology DS223j is if price and rating are more important to you than the overall verdict. In practical terms, Synology DS3622xs+ is the easier product to recommend.
| Feature | Synology DS223j | Synology DS3622xs+ | Winner |
|---|---|---|---|
| Price | $209.99 | $3449.99 | Synology DS223j |
| Rating | 4.6 | 3.9 | Synology DS223j |
| Memory Capacity | 1 GB | 16 GB | Synology DS3622xs+ |
| Storage | None | Hot Swappable, Expansion Unit Support | Synology DS3622xs+ |
| Apps & Virtualization | Plex Media Server, Surveillance App, AI Photo Recognition | Docker Containers, Virtual Machines, Plex Media Server, Surveillance App, AI Photo Recognition | Synology DS3622xs+ |
| Processor | Hardware Encryption Engine | Hardware Encryption Engine | Tie |
| Network | Wake on LAN | Wake on LAN | Tie |
$209.99
- + Price: $209.99
- + Rating: 4.6
- - Memory Capacity: 1 GB vs 16 GB
- - Storage: None vs Hot Swappable, Expansion Unit Support
Winner
$3449.99
- + Memory Capacity: 16 GB
- + Storage: Hot Swappable, Expansion Unit Support
- + Apps & Virtualization: Docker Containers, Virtual Machines, Plex Media Server, Surveillance App, AI Photo Recognition
- - Price: $3449.99 vs $209.99
- - Rating: 3.9 vs 4.6
Frequently Asked Questions
Which is better overall: Synology DS223j or Synology DS3622xs+?
Synology DS3622xs+ has the stronger overall profile in this comparison, especially for memory capacity, storage, and apps & virtualization.
What is the biggest difference between Synology DS223j and Synology DS3622xs+?
Price is one of the clearest differences: Synology DS223j lists $209.99, while Synology DS3622xs+ lists $3449.99.
Which one looks better on price?
Synology DS223j is listed at $209.99, while Synology DS3622xs+ is listed at $3449.99. Synology DS223j (better spec).
Who should buy Synology DS223j?
Choose Synology DS223j if your priority is price and rating and that matters more than memory capacity.
Who should buy Synology DS3622xs+?
Choose Synology DS3622xs+ if your priority is memory capacity and storage and that matters more than price.
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