Comparison

Apache CouchDB vs Azure Cosmos DB

On the evidence we track, Apache CouchDB leads this comparison with a composite score of 54/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Apache CouchDB54
Azure Cosmos DB49
Score
Vioscale score
Apache CouchDB54 / 100low · 35%
Azure Cosmos DB49 / 100low · 31%
Pricing
Free tier
Apache CouchDB
Azure Cosmos DB
Model
Apache CouchDBcommercial
Azure Cosmos DBfreemium
Price level
Apache CouchDBfree
Azure Cosmos DBlow
Transparent
Apache CouchDB
Azure Cosmos DB
Security
Gdpr
Apache CouchDB
Azure Cosmos DB
Scorecard
Apache CouchDB7.2
Azure Cosmos DB
Reliability
Status page
Apache CouchDB
Azure Cosmos DB
Adoption
Dependent repos
Apache CouchDB0
Azure Cosmos DB
Github stars
Apache CouchDB6,942
Azure Cosmos DB
Activity
Commits last 30d
Apache CouchDB26
Azure Cosmos DB
License
Spdx
Apache CouchDBApache-2.0
Azure Cosmos DB
Language
Primary
Apache CouchDBErlang
Azure Cosmos DB
Market
Availability
Apache CouchDB

Capabilities

Feature-by-feature on the axes that matter for nosql databases. “-” means undocumented, not absent.

Core
Data model
Apache CouchDBDocument
Azure Cosmos DBMulti-model
Query
Query language
Apache CouchDB-
Azure Cosmos DB-
Consistency
Consistency
Apache CouchDBEventual
Azure Cosmos DB-
Transactions
Transactions
Apache CouchDB-
Azure Cosmos DB-
Indexing
Secondary indexes
Apache CouchDBYes
Azure Cosmos DB-
Scale
Partitioning / sharding
Apache CouchDBAutomatic
Azure Cosmos DB-
Multi-region
Apache CouchDB
Azure Cosmos DB
Replication
Replication topology
Apache CouchDBLeaderless
Azure Cosmos DB-
Deployment
Hosting
Apache CouchDBCloud + self-hosted
Azure Cosmos DBCloud only
Schema
Schema
Apache CouchDB-
Azure Cosmos DBSchemaless
Features
TTL / auto-expiry
Apache CouchDB-
Azure Cosmos DB-
Change streams / CDC
Apache CouchDB
Azure Cosmos DB-
Vector / search built-in
Apache CouchDB-
Azure Cosmos DB
Licensing
Licence class
Apache CouchDBPermissive OSS
Azure Cosmos DBProprietary

What each one is

The product in its own terms, so the numbers below have context.

Apache CouchDB

Leader

An open-source document database built for distributed deployments with native replication capabilities. It enables offline-first applications to maintain data synchronization across servers, mobile devices, and browsers without manual configuration.

Independently observed

Azure Cosmos DB

Azure Cosmos DB is a NoSQL database service on Azure that prioritizes minimal latency and the ability to handle massive scale. It includes built-in vector search capabilities for AI-driven applications and is managed fully by Microsoft with no infrastructure to operate.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Apache CouchDB

Leader
Open sourceFree tier
as of verify ↗

Azure Cosmos DB

Usage-basedFree tier
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Apache CouchDB
Azure Cosmos DB
iOS
Apache CouchDB
Azure Cosmos DB
Android
Apache CouchDB
Azure Cosmos DB
Deployment
Cloud / SaaS
Apache CouchDB
Azure Cosmos DB
Self-hosted
Apache CouchDB
Azure Cosmos DB

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.