Milvus vs Zilliz: Which Should You Choose in 2026?
Choosing between Milvus and Zilliz comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
By Toolradar Team · Last updated April 5, 2026 · Methodology
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Milvus
Open-source vector database for AI
Best for you if:
- 0
- • You need something completely free
- • Milvus is an open-source vector database for AI similarity search
- • It handles billion-scale vector search for recommendation and AI applications
Zilliz
Cloud vector database for AI
Best for you if:
- 0
- • Zilliz is the company behind Milvus vector database with managed cloud
- • It provides enterprise vector search for AI applications
| At a Glance |  Milvus |  Zilliz |
|---|---|---|
Price | Free | Free + Paid |
Best For | Managed Databases | Managed Databases |
Rating | — | — |
| Feature | Milvus | Zilliz |
|---|---|---|
| Pricing Model | Free | Freemium |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 0 | 0 |
| Categories | Managed DatabasesVector Databases | Managed DatabasesVector Databases |
How Milvus and Zilliz Compare
Milvus
Open-source vector database for AI
Free
Zilliz
Cloud vector database for AI
Free tier available
Who Should Use What?
On a budget?
Milvus is free. Zilliz is freemium.
Go with: Milvus
Want the highest-rated option?
Neither has user reviews yet.
Go with: Milvus
Value user reviews?
Neither has user reviews yet.
Go with: Milvus
3 Questions to Help You Decide
What's your budget?
Milvus is free. Zilliz is freemium. Go with Milvus if free matters most.
What's your use case?
Both are managed databases tools. Compare their specific features to decide.
How important are ratings?
Neither has user reviews yet.
Key Takeaways
Milvus
- 0
- Completely free
- Our pick for this comparison
Zilliz
The Bottom Line
Milvus is our pick.
Frequently Asked Questions
Is Milvus or Zilliz better?
Milvus is rated high in our evaluation. Milvus is free and Zilliz is freemium.
What are Milvus and Zilliz used for?
Milvus: Open-source vector database for AI. Zilliz: Cloud vector database for AI.
What does Milvus cost vs Zilliz?
Milvus is completely free. Zilliz is freemium (free tier + paid plans). Visit their websites for detailed pricing.