Milvus vs Weaviate Vector DB

Milvus vs Weaviate Specs
Deploy Managed Milvus
👉 Free Tier Cluster • Built for Billion-Scale Vectors
Deploy Weaviate Sandbox
👉 Up to 50k Free Vectors • 14-Day Free Sandbox

Milvus

Free Tier Allowance
Open Source / Lite
Rate Limit Cap
Unlimited
MFA Support
Enforced via Zilliz Cloud console MFA and organization access policies
Enterprise SSO SAML
Available on Enterprise with SAML SSO and dedicated clusters
Custom Domain Support
Private cloud and hybrid deployments on Enterprise tiers
Supported SDKs
Python, JavaScript, Go, Java, REST, gRPC, LangChain, LlamaIndex
Social Providers
GitHub OAuth for Zilliz Cloud account login
Compliance Standards
SOC 2 Type II, GDPR; HIPAA on Enterprise agreements
Webhook Fallback Policy
Change data capture and bulk import with configurable retry on failed batches
Insight: Milvus
Run Milvus Lite locally for prototyping, then migrate to Zilliz Cloud or self-managed Kubernetes for production scale.

Weaviate

Rate Limit Cap
Sandbox Limited
MFA Support
Enforced via Weaviate Cloud console MFA and organization access policies
Enterprise SSO SAML
Available on Enterprise with SAML SSO and private networking
Custom Domain Support
Private endpoints and custom hostnames on Enterprise deployments
Supported SDKs
Python, JavaScript, Go, Java, GraphQL, REST, LangChain, LlamaIndex
Social Providers
GitHub and Google OAuth for Weaviate Cloud authentication
Compliance Standards
SOC 2 Type II, GDPR, HIPAA BAA on Enterprise agreements
Webhook Fallback Policy
Batch import webhooks with retry via Weaviate batch API and monitoring alerts
Insight: Weaviate
Use sandbox clusters for development and migrate to dedicated clusters before exceeding 50k object free-tier thresholds.