Comparison

Apache Solr vs Coveo

No clear leader: Coveo (51.7) and Apache Solr (48.6) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsMarkdownJSONGraphQLMarkdown is open. JSON and GraphQL need a free key.
Apache Solr49
Coveo52
Score
vioscaleAI score
Apache Solr49 / 100low · 34%
Coveo52 / 100medium · 59%
Pricing
Free tier
Apache Solr✓
Coveo✗
Model
Apache Solropen_source
Coveoquote
Price level
Apache Solrfree
Coveounknown
Transparent
Apache Solr✓
Coveo✗
Integrations
Count
Apache Solr10
Coveo4
Reliability
Sla pct
Apache Solr–
Coveo99.99
Status page
Apache Solr–
Coveo✓
Adoption
Dependent repos
Apache Solr0
Coveo–
Github stars
Apache Solr1,685
Coveo–
Activity
Commits last 30d
Apache Solr100
Coveo–
License
Spdx
Apache SolrApache-2.0
Coveo–
Language
Primary
Apache SolrJava
Coveo–
Market
Availability
Apache Solr–
Content
Faq
Apache Solr6 items
Coveo6 items

Capabilities

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

Deployment
Deployment
Apache SolrSelf-hosted
CoveoManaged
Architecture
Index engine
Apache SolrLucene
CoveoCustom
Query
Query DSL (JSON / SQL / params / GraphQL)
Apache SolrHTTP REST API with JSON/XML/CSV
CoveoAPI / proprietary
Faceting & filtering
Apache SolrYes
CoveoYes
Geo search
Apache Solr✓
Coveo✓
Relevance
Typo tolerance / fuzzy
Apache Solr-
CoveoBuilt-in
Relevance tuning
Apache Solr-
CoveoRanking rules
Vector
Vector / hybrid search
Apache SolrDense + lexical fusion
CoveoDense + lexical fusion
Scale
Distributed / horizontal scale
Apache SolrClustered
CoveoSharded
Multi-tenancy (indexes / collections / tenants)
Apache Solr✓
Coveo✓
Ingest
Real-time indexing
Apache SolrNear-real-time
CoveoNear-real-time
Workload
Log / analytics workload
Apache Solr✓
Coveo✓
Licensing
Licence class
Apache SolrPermissive OSS
CoveoProprietary

What each one is

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

Apache Solr

Apache Solr is a distributed, open-source search engine providing scalable indexing and querying with support for full-text, vector, and geospatial search. It offers features like faceting, analytics, replication, and automated failover, with deployment options including containerization via Docker and Kubernetes.

Independently observed

Coveo

A search and discovery platform that uses machine learning to understand user intent, personalize search results, and deliver content recommendations. It integrates with content management systems and AI assistants through hosted services.

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 Solr

Open source
as of verify ↗

Coveo

Subscription

Contact sales for pricing. Annual contracts, available in multiple currencies (CAD, EUR, GBP, AUD). 3-year contract terms standard.

  • Pro+Contact sales
    • Unified index
    • Sitecore connector + 2 cloud connectors
    • Multi-site architecture
    • Sitecore Hive UI integration
    • Rules engine
    • +35 more
  • Enterprise+Contact sales
    • Unified index
    • Sitecore connector + all cloud connectors
    • Multi-site architecture
    • Sitecore Hive UI integration
    • Rules engine
    • +35 more
as of verify ↗

Platform & deployment

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

Platforms
Web
Apache Solr✓
Coveo✓
macOS
Apache Solr✓
Coveo✗
Windows
Apache Solr✓
Coveo✗
Linux
Apache Solr✓
Coveo✗
Deployment
Cloud / SaaS
Apache Solr✓
Coveo✓
Self-hosted
Apache Solr✓
Coveo✗

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Apache Solr

10 total
  • Apache Lucene
  • Apache Zookeeper
  • Apache Tika
  • Docker
  • Kubernetes
  • Apache ManifoldCF
  • Apache Spark
  • Apache Nutch
  • Apache Zeppelin
  • Apache OpenNLP
Independently observed

Coveo

23 total
  • Sitecore
  • Salesforce
  • SAP Commerce
  • SharePoint Online
  • Google Tag Manager
  • Snowflake
  • Confluence
  • Custom ML models
  • Sitemap
  • Web connectors
  • Qubit
  • ServiceNow
  • SAP Commerce Cloud
  • Adobe Experience Manager
  • Adobe Experience Cloud Exchange
  • Slack
  • Google Docs
  • Jira
  • On-premises connectors
  • Generic cloud connectors
  • ChatGPT
  • Claude
  • Copilot
Independently observed
Still deciding?

Apache Solr or Coveo: which one depends on you

A composite score cannot know your constraints. Describe them and both get re-weighted against what you actually need, with the evidence behind every position.

Free to run, no account needed to start. How the evaluation works

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