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Elasticsearch vs RavenDB

Elasticsearch logo

Elasticsearch

Software

The heart of the Elastic Stack for search and analytics

From
Free
Rated
-
Full reviewWebsite
RavenDB logo

RavenDB

Software

The fully transactional NoSQL document database

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Elasticsearch eventual consistency model with 1-second default refresh interval, not suitable for real-time transactional requirements; RavenDB the free Developer licence bars commercial use and expires every 6 months, requiring renewal
  • They diverge on capability: Elasticsearch covers Real-time Analytics, RavenDB covers ACID Transactions.

Where they differ

Only the attributes on which Elasticsearch and RavenDB actually diverge.

Attributes where Elasticsearch and RavenDB differ
AttributeElasticsearchRavenDB
Pricing modelUnknownfreemium
PlatformsLinux, Windows, macOS, Docker, KubernetesLinux, Windows, Mac, Docker, Web

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Unknown), founded (2010).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Elasticsearch

  • Real-time Analytics
  • Distributed Architecture
  • RESTful API
  • Schema-free JSON
  • Aggregations
  • Machine Learning
  • Kibana
  • Logstash

Only in RavenDB

  • ACID Transactions
  • Auto-indexing
  • Graph Queries
  • Distributed Counters
  • Time Series
  • Document Compression
  • .NET
  • Node.js

Both cover

  • Full-text Search
  • Linux support
  • Windows support
  • Mac support
  • Docker support
  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Elasticsearch

  • Real-time applicationsnot RavenDB
  • Content managementnot RavenDB
  • User profilesnot RavenDB
  • Mobile backendsnot RavenDB
  • Cachingnot RavenDB

RavenDB

  • Running a distributed document database with ACID transactionsnot Elasticsearch
  • Self hosting a multi node database cluster on your own hardwarenot Elasticsearch
  • Replicating operational data out to analytics systems through ETLnot Elasticsearch

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Elasticsearch

  • Eventual consistency model with 1-second default refresh interval, not suitable for real-time transactional requirements
  • No support for ACID transactions or rollbacks; updates delete and re-insert documents
  • JVM-dependent architecture requires careful memory management and monitoring to prevent garbage collection issues at scale

RavenDB

  • The free Developer licence bars commercial use and expires every 6 months, requiring renewal
  • The free Community licence caps a customer at 60 cores and forces you to stay on the latest major version
  • The Professional licence is limited to a single database, a 5 node cluster, 40 cores and 240 GB RAM
  • Sharding across nodes, ETL to OLAP, Elasticsearch and Kafka, and data archival are Enterprise only
  • Enterprise and AI licence pricing is contact us only with no published rate

Pricing, plan by plan

Elasticsearch

Free
  • Self-ManagedFree
    • Open source
    • Self-hosted
  • Elasticsearch Cloud$16.4/month
    • Managed service
    • 14-day free trial

RavenDB

Free
  • CommunityFree
    • 3 cores
    • 6GB RAM
    • Community support
  • Professional$499/year
    • Production use
    • Professional support
    • Advanced features

Which should you pick?

Choose Elasticsearch if

  • You need real-time analytics.
  • You want to start without paying.
  • You work on Linux, Windows, macOS, Docker, Kubernetes.
  • You also want distributed architecture.
Elasticsearch review

Choose RavenDB if

  • You need acid transactions.
  • You want to start without paying.
  • You work on Linux, Windows, Mac, Docker, Web.
  • You also want auto-indexing.
RavenDB review

Questions people ask

Is Elasticsearch or RavenDB better?
Neither clearly leads. Elasticsearch starts at Free and RavenDB at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Elasticsearch or RavenDB?
Elasticsearch starts at Free and RavenDB at Free.
Does Elasticsearch or RavenDB run on more platforms?
Elasticsearch runs on Linux, Windows, macOS, Docker, Kubernetes. RavenDB runs on Linux, Windows, Mac, Docker, Web.
Can I use Elasticsearch for free?
Both have a free tier, so you can try either at no cost before committing.
What is Elasticsearch best used for?
Elasticsearch is most often used for real-time applications, content management, user profiles, mobile backends. Of those, real-time applications and content management are not what RavenDB is typically brought in for.
What can Elasticsearch do that RavenDB cannot?
Elasticsearch covers Real-time Analytics, Distributed Architecture, RESTful API, Schema-free JSON. RavenDB covers ACID Transactions, Auto-indexing, Graph Queries, Distributed Counters. Both handle Full-text Search, Linux support, Windows support, Mac support.

Answered from the vendors’ own pages

Elasticsearch: Is Elasticsearch free?

Yes, Elasticsearch can be deployed as free and open-source software for self-managed installations. Elastic Cloud managed service starts at $16.40 per month, with a free 14-day trial available.

Source
Elasticsearch: Can I use Elasticsearch without Kibana?

Yes, Elasticsearch is a search engine independent of Kibana. Kibana is a visualization and analytics tool that works with Elasticsearch but is optional. You can use the Elasticsearch API directly for searching.

Source
Elasticsearch: Does Elasticsearch support real-time indexing?

Elasticsearch indexes data with a refresh interval, typically 1 second. Data becomes searchable after the refresh cycle, making it near-real-time but not instantaneous. This can be configured but impacts performance.

Source
Elasticsearch: What are Elasticsearch's scaling limitations?

Elasticsearch requires careful operational management at scale, including shard balancing, heap sizing, and monitoring. Large clusters can suffer from garbage collection issues and become expensive to operate.

Source
Elasticsearch: Does Elasticsearch support transactions and rollbacks?

No, Elasticsearch does not support ACID transactions or rollbacks. Updates are expensive operations that delete and re-insert documents, making it unsuitable for transactional workloads.

Source
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