The Best Vector Databases in 2026
We researched vector databases through their official websites, including pricing pages, plan tables, and product documentation. Rankings focus on the core job of vector retrieval, value for money, and verified features such as indexing, filtering, hybrid search, deployment, and limits.
Our top picks
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Top ranked
Elasticsearch#1 of 279.3/10A broad hybrid-search platform for teams adding vectors to mature analytics stacks.
Free plan · 14-day trial
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Runner-up
Vertex AI Vector Search#2 of 279.2/10A managed Google Cloud option for teams building dense, sparse, and hybrid search.
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Top-ranked free plan
Actian VectorAI DB#4 of 279.0/10A flexible self-hosted vector database for multimodal and hybrid retrieval.
Free plan · 30-day trial
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
The full ranking 27 tools, best first
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Best forSearch teams adding vectors to mature analytics stacks
A broad hybrid-search platform for teams adding vectors to mature analytics stacks.
Free plan · 14-day trial Our Elasticsearch verdict → Visit ElasticsearchFor vendors Sponsor this spot · #1 · $149/mo →9.3/10★★★★★Visit Elasticsearch -
Best forGoogle Cloud teams needing managed hybrid search
A managed Google Cloud option for teams building dense, sparse, and hybrid search.
- Sparse vectors
- Hybrid search
9.2/10★★★★★Visit Google Cloud -
Best forCloud users needing multimodal vector retrieval
A cloud vector database with dense, sparse, hybrid, filtered, and multimodal retrieval.
- Sparse vectors
- Hybrid search
9.1/10★★★★★Visit VikingDB -
Best forTeams needing broad deployment and multimodal inputs
A flexible self-hosted vector database for multimodal and hybrid retrieval.
- Hybrid search
Free plan · 30-day trial Our Actian VectorAI DB verdict → Visit ActianFor vendors Sponsor this spot · #4 · $69/mo →9.0/10★★★★☆Visit Actian -
Best forCloudflare Workers applications needing simple vectors
A focused vector database for Workers apps with simple pricing and metadata-aware search.
8.9/10★★★★☆Visit Cloudflare -
Best forOpen-source teams needing maximum vector depth
A deep, flexible open-source choice for demanding vector and hybrid search workloads.
- Sparse vectors
- Hybrid search
8.8/10★★★★☆Visit Milvus -
Best forModern teams wanting open hybrid search
A flexible vector database for teams building hybrid search and AI retrieval.
- Sparse vectors
- Hybrid search
8.7/10★★★★☆Visit Qdrant -
Best forManaged Milvus-compatible cloud deployments
A capable managed vector database for teams building AI search applications.
- Sparse vectors
- Hybrid search
8.6/10★★★★☆Visit Zilliz Cloud -
Best forTeams needing managed or self-hosted RAG search
A flexible vector database for managed or self-hosted RAG search.
- Sparse vectors
- Hybrid search
8.5/10★★★★☆Visit Weaviate -
Best forTeams wanting a mature managed vector service
A mature managed vector service with broad search, indexing, and deployment options.
- Sparse vectors
- Hybrid search
8.4/10★★★★☆Visit Pinecone -
Best forLarge-scale search and ranking systems
A powerful distributed engine for hybrid retrieval, ranking, and real-time AI search.
- Sparse vectors
- Hybrid search
8.3/10★★★★☆Visit Vespa -
Best forDevelopers needing local multimodal vector storage
A local-first vector database for multimodal retrieval and evolving AI data.
- Hybrid search
8.2/10★★★★☆Visit LanceDB -
Best forTeams needing scalable cloud vector infrastructure
A broad hosted retrieval database for teams building AI search at cloud scale.
- Sparse vectors
- Hybrid search
8.1/10★★★★☆Visit turbopuffer -
Best forAI teams needing multimodal retrieval integrations
A flexible vector database for multimodal retrieval, with a free tier and paid usage costs.
- Sparse vectors
- Hybrid search
8.0/10★★★★☆Visit Chroma -
Best forLow-cost serverless vector workloads
A low-cost serverless vector database with hybrid search and flexible usage pricing.
- Sparse vectors
- Hybrid search
7.9/10★★★★☆Visit Upstash Vector -
Best forRetailers building semantic commerce search
A retail-focused vector search platform with multimodal discovery and merchandising controls.
- Hybrid search
7.8/10★★★★☆Visit Marqo -
Best forSelf-hosted distributed vector infrastructure
An open-source, self-hosted vector database for distributed retrieval workloads.
7.7/10★★★★☆Visit Vearch -
Best forPython teams needing full hybrid retrieval locally
A broad, open-source retrieval database for Python teams running infrastructure themselves.
- Sparse vectors
- Hybrid search
7.6/10★★★★☆Visit Infinity -
Best forSmall teams building RAG and AI agents
A flexible RAG and agent platform for small teams that need search and self-hosting.
- Sparse vectors
- Hybrid search
7.5/10★★★★☆Visit Epsilla -
Best forIntegration-heavy self-hosted vector deployments
A broad, integration-rich vector database for teams managing their own deployment.
- Sparse vectors
- Hybrid search
7.4/10★★★★☆Visit KDB.AI -
Best forPortable open-source vector search across devices
Zvec fits teams seeking portable, self-hosted vector search across devices and SDKs.
- Sparse vectors
- Hybrid search
7.3/10★★★★☆Visit Zvec -
Best forCost-sensitive teams wanting branching and hybrid search
A cost-conscious vector database for hybrid search and branch-based evaluation.
- Sparse vectors
- Hybrid search
7.2/10★★★★☆Visit ManyVector -
Best forEnterprise cloud users needing high availability
A broad, high-availability vector service for enterprise cloud workloads, with no free plan.
- Sparse vectors
- Hybrid search
7.1/10★★★★☆Visit Tencent Cloud -
Best forDevelopers wanting compact, configurable vector storage
A configurable vector store with open-source self-hosting and managed cloud plans.
7.0/10★★★★☆Visit EmergentDB -
Best forSmall Python projects needing basic ANN search
A focused Python vector database for small projects needing basic ANN search.
- Hybrid search
6.9/10★★★☆☆Visit ZeusDB -
Best forKubernetes teams needing distributed ANN search
Open-source distributed ANN search for teams running vector infrastructure on Kubernetes.
6.8/10★★★☆☆Visit Vald -
Best forResearch-oriented graph vector experiments
A research-focused, self-hosted library for graph-based vector search and analysis.
6.7/10★★★☆☆Visit ArrowSpace
No tools match those filters.
Compare at a glance
| # | Tool | Free plan | Paid from | Deployment | Hybrid search | Metadata filtering | Sparse vectors | Score |
|---|---|---|---|---|---|---|---|---|
| 1 | Elasticsearch | Yes | Both | 9.3 | ||||
| 2 | Vertex AI Vector Search | Cloud | Yes | Yes | Yes | 9.2 | ||
| 3 | VikingDB | Cloud | Yes | Yes | Yes | 9.1 | ||
| 4 | Actian VectorAI DB | Yes | $417/mo | Both | Yes | Yes | 9.0 | |
| 5 | Cloudflare Vectorize | Yes | $5/mo | Cloud | No | Yes | No | 8.9 |
| 6 | Milvus | Yes | Free | Both | Yes | Yes | Yes | 8.8 |
| 7 | Qdrant | Yes | Both | Yes | Yes | Yes | 8.7 | |
| 8 | Zilliz Cloud | Yes | Cloud | Yes | Yes | Yes | 8.6 | |
| 9 | Weaviate | Yes | $45/mo | Both | Yes | Yes | Yes | 8.5 |
| 10 | Pinecone | Yes | Cloud | Yes | Yes | Yes | 8.4 | |
| 11 | Vespa | No | $0.05/unit usage-based | Both | Yes | Yes | Yes | 8.3 |
| 12 | LanceDB | Free | Both | Yes | Yes | No | 8.2 | |
| 13 | turbopuffer | No | $16/mo | Both | Yes | Yes | Yes | 8.1 |
| 14 | Chroma | Yes | $250/mo | Both | Yes | Yes | Yes | 8.0 |
| 15 | Upstash Vector | Yes | $60/mo | Cloud | Yes | Yes | Yes | 7.9 |
| 16 | Marqo | No | Cloud | Yes | Yes | 7.8 | ||
| 17 | Vearch | Free | Self-hosted | Yes | 7.7 | |||
| 18 | Infinity | Free | Self-hosted | Yes | Yes | Yes | 7.6 | |
| 19 | Epsilla | Yes | $29/mo | Both | Yes | Yes | Yes | 7.5 |
| 20 | KDB.AI | Yes | Both | Yes | Yes | Yes | 7.4 | |
| 21 | Zvec | Free | Self-hosted | Yes | Yes | Yes | 7.3 | |
| 22 | ManyVector | Yes | $0.00004/unit usage-based | Both | Yes | Yes | Yes | 7.2 |
| 23 | Tencent Cloud VectorDB | 344 CNY/mo | Cloud | Yes | Yes | Yes | 7.1 | |
| 24 | EmergentDB | Yes | $24/mo | Both | 7.0 | |||
| 25 | ZeusDB Vector Database | Yes | Free | Both | Yes | Yes | 6.9 | |
| 26 | Vald | Free | Self-hosted | Yes | 6.8 | |||
| 27 | ArrowSpace | Yes | Free | Self-hosted | 6.7 |
Head-to-head All 25 comparisons →
- Elasticsearch vs Vertex AI Vector Search
- Elasticsearch vs VikingDB
- Elasticsearch vs Actian VectorAI DB
- Elasticsearch vs Cloudflare Vectorize
- Vertex AI Vector Search vs VikingDB
- Vertex AI Vector Search vs Actian VectorAI DB
- Vertex AI Vector Search vs Cloudflare Vectorize
- Vertex AI Vector Search vs Milvus
- Vertex AI Vector Search vs Qdrant
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How we rank vector databases
Every tool on this page was researched by iTechGuides Editors from its official website — pricing pages, plan tables and product documentation. We rank on how well each one does this category's core job, what the free or entry plan includes, and where it falls short. Where we have enough verified facts, the score out of 10 is a rubric — job fit, value and how much we could verify — shown with its breakdown on every tool's page; a tool we have not verified enough to score yet shows its rank without a number. Scores are re-checked when a product changes its plans. Read the full editorial policy, or submit a tool we missed.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update