Weaviate vs SingleStore
Side-by-side from the Top 11 ranking of Pinecone vs Weaviate vs Zilliz: 11 Best Vector Databases 2026. Last verified May 31, 2026.
The short answer
Weaviate ranks higher on Top 11 (#2 vs #9) for AI engineers building RAG and semantic search at scale. Top open-source choice with excellent developer experience and powerful hybrid search.
At a glance
| Weaviate | SingleStore | |
|---|---|---|
| Top 11 rank | #2 / Pinecone vs Weaviate vs Zilliz: 11 Best Vector Databases 2026 | #9 / Pinecone vs Weaviate vs Zilliz: 11 Best Vector Databases 2026 |
| Score (out of 9.4) | 9.1 | 7.9 |
| Best for | Flexible open-source hybrid search | Unified transactional and vector data |
| Pricing | $$ (Free to custom/enterprise) | $$$$ (Usage-based to custom/enterprise) |
| HQ | Amsterdam, Netherlands | San Francisco, USA |
| Founded | 2019 | 2011 |
Weaviate
Top open-source choice with excellent developer experience and powerful hybrid search.
weaviate.ioSee full entry in Pinecone vs Weaviate vs Zilliz: 11 Best Vector Databases 2026
SingleStore
A powerful distributed SQL database with integrated vector search capabilities.
www.singlestore.comSee full entry in Pinecone vs Weaviate vs Zilliz: 11 Best Vector Databases 2026
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.