Infinity vs Qdrant
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Qdrant
High-performance open-source vector search engine
| Feature | Infinity | Qdrant |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 89 · Excellent | 98 · Excellent |
| Category | Search Engines | Search Engines |
| License | Apache-2.0 | Apache-2.0 |
| Language | C++ | Rust |
| Setup difficulty | Medium | Medium |
| Min. RAM | 2,048 MB | 512 MB |
| Deployment | docker, binary | docker, kubernetes, helm |
| GitHub stars | ★ 4,717 | ★ 34,775 |
| First released | 2024 | 2021 |
| Replaces | Pinecone, Elasticsearch | Pinecone, Algolia |
What are Infinity and Qdrant?
Infinity
Infinity is an open-source AI-native database built for embedding, full-text and hybrid search with very low latency. It is self-hosted and serves as a high-performance search and retrieval backend.
- AI-native database
- Vector and full-text search
- Hybrid retrieval
- Self-hostable
Qdrant
Qdrant is an open-source vector similarity search engine and database written in Rust. It powers semantic search, recommendations and retrieval-augmented generation with a convenient API.
- Fast vector similarity search
- Payload filtering with vectors
- Distributed clustering
- REST and gRPC APIs
Infinity vs Qdrant: key differences
Infinity is written in C++, while Qdrant is built with Rust. Qdrant is the lighter option, starting around 512 MB of RAM against 2,048 MB for Infinity. Qdrant is the more established project (first released 2021), while Infinity arrived in 2024. Qdrant has the considerably larger community, at 34,775 GitHub stars versus 4,717.
Why pick each one
Choose Infinity if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (4.7k GitHub stars)
- Written in C++
Choose Qdrant if…
- Excellent performance
- Easy to deploy
Watch out for
- Specialized for vector workloads
Frequently asked questions
Is Infinity or Qdrant better?
Neither is universally better. Qdrant has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Infinity and Qdrant free and open-source?
Yes. Infinity is licensed under Apache-2.0 and Qdrant under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Infinity and Qdrant with Docker?
Infinity: yes. Qdrant: yes.
Which is lighter on resources, Infinity or Qdrant?
Qdrant has the smaller minimum footprint at 512 MB of RAM, compared to about 2,048 MB for Infinity. Real-world usage depends on library size, user count, and enabled features.