vs

Azure Managed Redis vs Redis

Azure Managed Redis: Microsoft's managed Redis built on Redis Enterprise, replacing the retiring Azure Cache for Redis. Redis: The in-memory data structure server that became the default cache, now with search, JSON and vectors built in.

key differences

  • Licensing: Azure Managed Redis is proprietary (Azure service terms); Redis is open source (copyleft) (Tri-license: AGPLv3, RSALv2 or SSPLv1 (Redis 8+)).
  • Only Azure Managed Redis has encryption at rest.

choose azure-cache-for-redis for

  • +Caching and session storage for Azure App Service and AKS apps
  • +Vector search and semantic caching for Azure OpenAI apps
  • +Globally shared leaderboards with active geo-replication

best at · Cache, Sessions, Pub/Sub

choose redis for

  • +Application and database query caching
  • +Session storage and user tokens
  • +Rate limiting and distributed locks
  • +Leaderboards and counters

best at · Cache, Sessions, Queue

overview
Primary model
Key-Value
Key-Value
Also supports
Document, Vector, Time-Series, Search Engine
Document, Vector, Time-Series, Search Engine
Type
Managed service
Database engine
Status
Active
Active
Developer
Microsoft (with Redis Ltd.)
Redis Ltd.
First release
2025
2009
Latest version
Redis 7.4 (May 2026)
8.10.3 (Oct 26, 2026)
License
ProprietaryAzure service terms
Open source (copyleft)Tri-license: AGPLv3, RSALv2 or SSPLv1 (Redis 8+)
Free tier
—
✓
popularity
WhichDB Score
0.4
84.3
Rank
#644
#2
GitHub stars
–
77.1K
Stack Overflow questions
380
25.4K
scale & guarantees
Comfortable data size
Medium (≤ 10 TB)
Medium (≤ 10 TB)
Horizontal scaling
Native
Native
Multi-region
Active active
Active active
ACID
Limited
Limited
Consistency
Eventual
Eventual
Schema
Schemaless
Schemaless
Architecture
In memory, Distributed, Primary replica
In memory, Single node, Primary replica, Distributed, Client server
deployment
Self-hosted
—
✓
Vendor-managed cloud
✓
✓
Serverless
—
—
Embedded
—
—
Edge
—
—
Clouds
Azure
AWS, Google Cloud, Azure, DigitalOcean, Heroku, Render
capabilities
Transactions
✓
✓
Joins
—
—
Secondary indexes
✓
✓
Full-text search
✓
✓
Vector search
✓
✓
Geospatial
✓
✓
JSON
✓
✓
Change data capture
—
—
Triggers
—
—
Stored procedures
✓
✓
Materialized views
—
—
TTL / expiry
✓
✓
Pub/Sub
✓
✓
Columnar storage
—
—
In-memory
✓
✓
Durable persistence
✓
✓
Compression
—
—
Encryption at rest
✓
—
Role-based access
✓
✓
Time travel
—
—
Branching
—
—
Online schema changes
—
—
Streaming ingest
✓
✓
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
Redis commands (RESP), Lua, Redis Query Engine (FT.*)
Redis commands (RESP), Lua, Redis Query Engine (FT.*)
Client languages
Python, Java, JavaScript, Go, C#, Rust, Ruby, PHP
Python, Java, JavaScript, Go, C#, Rust, Ruby, PHP
Best for
Cache, Sessions, Pub/Sub, Queue
Cache, Sessions, Queue, Pub/Sub

Azure Managed Redis vs Redis: FAQ

What is the difference between Azure Managed Redis and Redis?

Azure Managed Redis: Microsoft's managed Redis built on Redis Enterprise, replacing the retiring Azure Cache for Redis. Redis: The in-memory data structure server that became the default cache, now with search, JSON and vectors built in. Licensing: Azure Managed Redis is proprietary (Azure service terms); Redis is open source (copyleft) (Tri-license: AGPLv3, RSALv2 or SSPLv1 (Redis 8+)). Only Azure Managed Redis has encryption at rest.

When should I choose Azure Managed Redis over Redis?

Choose Azure Managed Redis for caching and session storage for Azure App Service and AKS apps; vector search and semantic caching for Azure OpenAI apps; and globally shared leaderboards with active geo-replication. Choose Redis for application and database query caching; session storage and user tokens; and rate limiting and distributed locks.

Is Azure Managed Redis or Redis more popular?

Redis ranks #2 on the WhichDB Score (84.3/100) and Azure Managed Redis ranks #644 (0.4/100). Popularity is not fit: check the requirements that matter for your project.

Are Azure Managed Redis and Redis open source?

No. Azure Managed Redis is proprietary, closed-source software. License: Azure service terms. Yes. Redis is open source. License: Tri-license: AGPLv3, RSALv2 or SSPLv1 (Redis 8+).