Azure Cosmos DB vs Weaviate
Side-by-side comparison of features, pricing, and integrations.
Quick Verdict
Azure Cosmos DB offers fewer features (20 vs 37) and more integrations (10 vs 6). Starting price: Azure Cosmos DB at Contact Sales vs Weaviate at $45/mo. Azure Cosmos DB has 18 unique features while Weaviate has 35 unique features, with 2 features in common.
| Azure Cosmos DB | Weaviate | |
|---|---|---|
| Category | Database | Database |
| Total Features | 20 | 37 |
| AI-Powered Features | 5 | 11 |
| Starting Price | Contact Sales | $45/mo |
| Pricing Tiers | 0 | 4 |
| Integrations | 10 | 6 |
| Shared Features | 2 | |
| Shared Integrations | 0 | |
| Data Quality | 55% | 80% |
Feature Comparison by Category
AI (5 vs 5)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Agentic AI | ||
| Database Agents | ||
| Hybrid Search | ||
| Microsoft Foundry Integration | ||
| Natural Language Query Generation | ||
| Query Agent | ||
| RAG Integration | ||
| Retrieval Augmented Generation (RAG) | ||
| Vector Search | ||
| Weaviate Embeddings |
API (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Native Document API |
Analytics (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Microsoft Fabric Integration |
Compliance (0 vs 2)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| HIPAA Compliance | ||
| SOC 2 Compliance |
Cost Management (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Dynamic Autoscale |
Data Management (1 vs 1)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Backup Retention | ||
| Flexible JSON Schema |
Database (0 vs 1)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Flexible Index Types |
Deployment (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Serverless Architecture |
Developer Experience (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Multi-Language SDK Support |
Developer Tools (0 vs 4)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| GraphQL API | ||
| Multi-Language SDKs | ||
| Pricing Calculator | ||
| REST API |
Education (0 vs 1)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Training and Enablement |
Event Processing (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Change Feed |
Infrastructure (0 vs 4)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Billion-scale Architecture | ||
| Global Cloud Deployment | ||
| High Availability and Replication | ||
| Multi-tenancy |
Integration (0 vs 1)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Seamless Model Integration |
Monitoring (0 vs 1)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Metrics Endpoint |
Multi-tenancy (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Multitenant Fleet Management |
Performance (2 vs 1)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Global Scale with Low Latency | ||
| Global Secondary Indexes | ||
| Vector Compression |
Pricing (2 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Free Tier Option | ||
| Multiple Pricing Models |
Reliability (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Per-Partition Automatic Failover |
Scalability (1 vs 0)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Automatic Partitioning |
Search (0 vs 5)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| AI-Powered Search | ||
| Hybrid Search | ||
| Hybrid Search with Dynamic Index | ||
| Semantic Search | ||
| Vector Search |
Security (1 vs 5)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Bring Your Own IdP | ||
| Embedded Security and Compliance | ||
| Encrypted Volumes with Customer Keys | ||
| PrivateLink (AWS) | ||
| Role-Based Access Control (RBAC) | ||
| SSO/SAML |
Support (0 vs 6)
| Feature | Azure Cosmos DB | Weaviate |
|---|---|---|
| Community Slack | ||
| Email Support | ||
| Phone Support | ||
| Slack Support | ||
| Technical Account Team | ||
| Weaviate Forum |
Unique Features
Only in Azure Cosmos DB (18)
Microsoft Foundry Integration
Natural Language Query Generation
RAG Integration
Microsoft Fabric Integration
Native Document API
Dynamic Autoscale
Flexible JSON Schema
Serverless Architecture
Multi-Language SDK Support
Change Feed
Multitenant Fleet Management
Global Scale with Low Latency
Global Secondary Indexes
Free Tier Option
Multiple Pricing Models
Per-Partition Automatic Failover
Automatic Partitioning
Embedded Security and Compliance
Only in Weaviate (35)
Agentic AI
Database Agents
Query Agent
Retrieval Augmented Generation (RAG)
Weaviate Embeddings
HIPAA Compliance
SOC 2 Compliance
Backup Retention
Flexible Index Types
GraphQL API
Multi-Language SDKs
Pricing Calculator
REST API
Training and Enablement
Billion-scale Architecture
Global Cloud Deployment
High Availability and Replication
Multi-tenancy
Seamless Model Integration
Metrics Endpoint
+ 15 more unique features
View Azure Cosmos DB details View Weaviate details Azure Cosmos DB alternatives Weaviate alternatives
Want to build your own alternative to Azure Cosmos DB or Weaviate?
Analyze it with Reap