Head-to-head · In-Memory Databases
Apache Ignite vs Valkey
Our verdict
- Highest scoreApache Ignite · 9.2/10
Apache Ignite scores higher on our rubric for in-memory databases: 9.2 against 8.7 out of 10; our editors rank them #2 and #5.
Apache Ignite is the better fit for open-source distributed SQL and in-memory systems. Valkey is the better fit for open-source Redis-compatible deployments.
- Apache Ignite fits best
Open-source distributed SQL and in-memory systems
- Valkey fits best
Open-source Redis-compatible deployments
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Side by side
| Feature | Apache Ignite 9.2/10 Visit ↗ | Valkey 8.7/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 9.2 | 8.7 |
| Ranking | #2 in In-Memory Databases | #5 in In-Memory Databases |
| Best for | Open-source distributed SQL and in-memory systems | Open-source Redis-compatible deployments |
| Pricing model | Free | Free |
| Starting price | Open source | Open source |
| Free plan | Not checked yet | Not checked yet |
| Free trial | — | — |
| Deployment | Self-hosted | Self-hosted |
| Support | Community, Docs, Email | Community, Docs |
| Built for | Mid-market, Enterprise | Solo, Small business, Mid-market, Enterprise |
| Features Apache Ignite 0/4 · Valkey 0/4 | ||
| Data persistence | Not checked yet | Not checked yet |
| High availability | Not checked yet | Not checked yet |
| SQL support | Not checked yet | Not checked yet |
| Vector search | Not checked yet | Not checked yet |
| Specs | ||
| Deployment | Not checked yet | Not checked yet |
| Included memory | Not checked yet | Not checked yet |
| Supported data models | Not checked yet | Not checked yet |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Apache Ignite is an open-source, memory-first distributed SQL database for mission-critical, high-velocity applications. It suits teams building distributed services that need SQL and key-value access, ACID transactions, persistent or… Read the review → |
Valkey is an open-source, BSD-licensed in-memory data structure store for databases, caching, message queues, and streaming workloads. It is designed for developers and infrastructure teams that want to deploy their own datastore on Linux,… Read the review → |
Strengths and trade-offs
Apache Ignite — where it wins
- Memory-first SQL with optional in-memory and persistent storage
- ACID transactions, replication, clustering, and distributed compute
- JDBC, ODBC, REST, Spring Data, and native client connectivity
Where it doesn't
- Ignite 2 and Ignite 3 require a generation choice
- TTL support differs between Ignite 2 and Ignite 3
- Distributed deployment requires architecture and operational planning
Valkey — where it wins
- Broad in-memory structures, including streams and geospatial indexes
- Persistence, replication, Sentinel failover, and cluster sharding
- Supports TTLs, Lua scripting, transactions, and publish/subscribe
Where it doesn't
- Requires self-hosted deployment and infrastructure management
- Primarily developed and tested on Linux and macOS
- Managed offerings come from separate ecosystem participants
- Apache Ignite9.2/10 · Open source
Open-source distributed SQL with in-memory speed, persistence, transactions, and compute.
Visit Apache IgniteFull verdict → - Valkey8.7/10 · Open source
A free, self-hosted datastore for caching, messaging, streaming, and database workloads.
Visit ValkeyFull verdict →
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- Infinispan vs Valkey
All In-Memory databases comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update






