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Databases · head to head

RavenDB vs Vespa

RavenDB logo

RavenDB

Databases

The fully transactional NoSQL document database

From
Free
Rated
-
Full reviewWebsite
Vespa logo

Vespa

Databases

Distributed AI search platform for retrieval, ranking, and inference

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: RavenDB the free Developer licence bars commercial use and expires every 6 months, requiring renewal; Vespa pricing not publicly listed, requires contacting sales
  • They diverge on capability: RavenDB covers ACID Transactions, Vespa covers Vector search.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which RavenDB and Vespa actually diverge.

Attributes where RavenDB and Vespa differ
AttributeRavenDBVespa
Pricing modelfreemiumcontact-sales
PlatformsLinux, Windows, Mac, Docker, WebCloud, Self-hosted
Founded20102023

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

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 RavenDB

  • ACID Transactions
  • Auto-indexing
  • Full-text Search
  • Graph Queries
  • Distributed Counters
  • Time Series
  • Document Compression
  • .NET

Only in Vespa

  • Vector search
  • Text and structured search
  • Machine-learned ranking
  • Real-time serving
  • SQL interface
  • Automatic scaling
  • Open-source

What people use each for

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

RavenDB

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

Vespa

  • Build RAG systems with semantic search over documentsnot RavenDB
  • Power e-commerce search with ML rankingnot RavenDB
  • Create recommendation engines for personalizationnot RavenDB
  • Implement real-time search for news or feedsnot RavenDB
  • Deploy private semantic search over sensitive datanot RavenDB

Where each one falls short

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

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

Vespa

  • Pricing not publicly listed, requires contacting sales
  • Steeper learning curve compared to simpler search tools
  • Operational complexity for self-hosted deployments
  • Smaller ecosystem compared to cloud-native alternatives

Pricing, plan by plan

RavenDB

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

Vespa

Free

No published plan breakdown. See the Vespa review.

Which should you pick?

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

Choose Vespa if

  • You need vector search.
  • You want to start without paying.
  • You work on Cloud, Self-hosted.
  • You also want text and structured search.
Vespa review

Questions people ask

Is RavenDB or Vespa better?
Neither clearly leads. RavenDB starts at Free and Vespa at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, RavenDB or Vespa?
RavenDB starts at Free and Vespa at Free.
Does RavenDB or Vespa run on more platforms?
RavenDB runs on Linux, Windows, Mac, Docker, Web. Vespa runs on Cloud, Self-hosted.
Can I use RavenDB for free?
Both have a free tier, so you can try either at no cost before committing.
What is RavenDB best used for?
RavenDB is most often used for running a distributed document database with acid transactions, self hosting a multi node database cluster on your own hardware, replicating operational data out to analytics systems through etl. Of those, running a distributed document database with acid transactions and self hosting a multi node database cluster on your own hardware are not what Vespa is typically brought in for.
What can RavenDB do that Vespa cannot?
RavenDB covers ACID Transactions, Auto-indexing, Full-text Search, Graph Queries. Vespa covers Vector search, Text and structured search, Machine-learned ranking, Real-time serving.

Answered from the vendors’ own pages

RavenDB: Is RavenDB free or open source?

RavenDB is open source under the AGPLv3 license and available on GitHub. It also offers a free developer license with enterprise-level features limited to 9 cores, 36GB max RAM, 3 nodes, and non-commercial use.

Source
Vespa: Is Vespa open-source?

Yes, Vespa is open-source under the Apache 2.0 license. The code is available on GitHub, and you can self-host or use the managed cloud service.

Source
RavenDB: Can I use RavenDB commercially for free?

RavenDB offers a free Community License that permits commercial deployment with unlimited databases and sizes, subject to a 60-core maximum per customer and requirement to run the latest major version.

Source
Vespa: What latency can Vespa achieve?

Vespa is designed for sub-100 millisecond latencies with thousands of queries per second, suitable for real-time search and recommendation applications.

Source
RavenDB: What commercial licensing options does RavenDB offer?

RavenDB offers Professional, Enterprise, and AI tiers for commercial use. Pricing for these tiers requires contacting their sales team at [email protected].

Source
Vespa: Does Vespa support vector search?

Yes, Vespa provides native vector search capabilities alongside text, structured data, and tensor operations for building comprehensive search and AI applications.

Source
RavenDB: Does RavenDB offer a cloud hosting option?

RavenDB Cloud provides a fully managed cloud database with maintenance, failover, and backups included. Pricing is available at cloud.ravendb.net/pricing.

Source
Vespa: What is the pricing model for Vespa Cloud?

Vespa Cloud pricing is not publicly listed and requires contacting their sales team to discuss your specific use case and scale requirements.

Source
RavenDB: Is there a refund window if I purchase RavenDB?

RavenDB offers a 30-day refund window for purchased licenses.

Source
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