Head-to-head · Vector Databases
Weaviate vs Upstash Vector
Weaviate leads on 1 check, Upstash Vector on 0, and 4 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreWeaviate · 8.5/10
- Lowest starting priceWeaviate · $45/mo
- Free planboth
Weaviate scores higher on our rubric for vector databases: 8.5 against 7.9 out of 10; our editors rank them #9 and #15.
Weaviate is cheaper to start at $45/mo against $60/mo. On deployment, Weaviate gives you Both where Upstash Vector offers Cloud.
Weaviate is the better fit for teams needing managed or self-hosted RAG search. Upstash Vector is the better fit for low-cost serverless vector workloads.
- Weaviate fits best
Teams needing managed or self-hosted RAG search
- Upstash Vector fits best
Low-cost serverless vector workloads
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Side by side
| Feature | Weaviate 8.5/10 Visit ↗ | Upstash Vector 7.9/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 8.5 | 7.9 |
| Ranking | #9 in Vector Databases | #15 in Vector Databases |
| Best for | Teams needing managed or self-hosted RAG search | Low-cost serverless vector workloads |
| Pricing model | Free plan + paid | Free plan + paid |
| Starting price | $45/mo (best) | $60/mo |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud, Self-hosted | Cloud |
| Platforms | Web | Web |
| Support | Email, Phone, Community, Docs · 24/7 | Email, Community, Docs |
| Compliance | SOC 2, HIPAA, SSO/SAML | GDPR |
| Built for | Small business, Mid-market, Enterprise | Solo, Small business, Mid-market, Enterprise |
| Features Weaviate 3/3 · Upstash Vector 3/3 | ||
| Hybrid search | ✓ | ✓ |
| Metadata filtering | ✓ | ✓ |
| Sparse vectors | ✓ | ✓ |
| Specs | ||
| Deployment | Both | Cloud |
| Maximum dimensions | Not checked yet | 3072 dimensions |
| Index types | HNSW, Flat, Dynamic, HFresh | DiskANN, FreshDiskANN |
| SDK languages | Python, TypeScript/JavaScript, Go, Java, C# | Python, TypeScript, Go, PHP |
| Our review | ||
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| Our verdict | Weaviate is an open-source vector database for developers and teams building AI applications. It stores data objects and vector embeddings, then supports vector similarity search, BM25/BM25F keyword search, and hybrid search that combines… Read the review → |
Upstash Vector is a fully managed, serverless vector database for developers building semantic search, retrieval-augmented generation, and other AI applications. It supports REST access and official SDKs for Python, TypeScript, Go, and… Read the review → |
Strengths and trade-offs
Weaviate — where it wins
- Combines vector, BM25/BM25F keyword, and hybrid search
- Supports filtering, multi-tenancy, compression, and replication
- Offers managed cloud and self-hosted deployment options
Where it doesn't
- The Free plan is limited to 100,000 objects and 1 GB memory
- Flex starts at $45 monthly, with usage-based charges potentially applying
- Premium requires a prepaid contract starting at $400 per month
Upstash Vector — where it wins
- Free plan includes 10,000 daily queries and updates
- Supports dense, sparse, and hybrid vector indexes
- REST API, namespaces, filtering, and DiskANN search
Where it doesn't
- Free plan allows only 1 GB of total data
- Verified integration coverage is limited to the Vercel AI SDK
- Higher-capacity plan pricing is not shown in the published plan details
- Weaviate8.5/10 · Free plan
A flexible vector database for managed or self-hosted RAG search.
Visit WeaviateFull verdict → - Upstash Vector7.9/10 · Free plan
A low-cost serverless vector database with hybrid search and flexible usage pricing.
Visit Upstash VectorFull verdict →
All vector databases comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update