Apache Solr vs Elasticsearch: Which is Better in 2026?
Choosing between Apache Solr and Elasticsearch comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Bottom line: Elasticsearch wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. Pick Apache Solr if you need developer tools.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Apache Solr
Enterprise search with faceted, real-time, and distributed capabilities
Best for you if:
- • You want a fully free tool (Elasticsearch requires payment)
Elasticsearch
Distributed search and analytics
Best for you if:
- • You want fast search
| At a Glance | Apache Solr | Elasticsearch |
|---|---|---|
Starts at | Free 100% free | Free Free plan |
Category | Developer Tools Data & Databases | Data & Databases Analytics |
Rating | 4.2/5 G2 4.1 · Capterra 4.3 40 reviews | 4.5/5 G2 4.5 · Capterra 4.6 363 reviews |
Free plan | Yes | Yes |
Watch out for | n/a | Increased data storage can rapidly raise costs |
Choose Apache Solr or Elasticsearch?
Choose Apache Solr if
- You want a fully free tool (Elasticsearch requires payment)
- You want battle-tested
- You want highly scalable
- You work in developer tools, not data & databases
Choose Elasticsearch if
- You want fast search
- You want scalable
- You work in data & databases, not developer tools
In-Depth Analysis
Apache Solr
Enterprise search with faceted, real-time, and distributed capabilities
Apache Solr's pricing is exceptionally generous, as it is entirely open-source with a $0 price tag.
Strengths
- Pro: Battle-tested
- Pro: Highly scalable
- Pro: Rich features
Weaknesses
- Con: Complex setup
- Con: Steep learning curve
Key features
Elasticsearch
Distributed search and analytics
Elasticsearch offers a fair and generous pricing model, especially with its robust free self-hosted option.
Watch out
Increased data storage can rapidly raise costs
Strengths
- Pro: Fast search
- Pro: Scalable
- Pro: Great ecosystem
Weaknesses
- Con: Resource hungry
- Con: Complex operations
Key features
Pricing: Apache Solr vs Elasticsearch
| Plan | Apache Solr | Elasticsearch |
|---|---|---|
| Tier 1 | Free Open Source | $0 Free (Self-hosted) |
| Tier 2 | N/A | Usage-based Serverless |
| Tier 3 | N/A | From $0.0208/hour Hosted (Standard) |
| Tier 4 | N/A | Custom Enterprise |
Pricing verified from each vendor's public pricing page. Compare in detail on Apache Solr pricing and Elasticsearch pricing.
Key Takeaways
Elasticsearch
- Higher user rating: 4.5/5 vs 4.2/5
- Larger review base (363 reviews)
- Free tier available
- Our pick for this comparison
Apache Solr
- Completely free
- Better fit for developer tools
The Bottom Line
Elasticsearch wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. That said, Apache Solr is free, hard to beat on price.
Frequently Asked Questions
Is Apache Solr or Elasticsearch better in 2026?
Elasticsearch wins this matchup. PostgreSQL is our overall Data & Databases pick. PostgreSQL is our free Data & Databases pick. Pick Apache Solr for developer tools workflows (main strength: battle-tested). Pick Elasticsearch for data & databases workflows (main strength: fast search).
What are Apache Solr and Elasticsearch used for?
Apache Solr: Enterprise search with faceted, real-time, and distributed capabilities. Elasticsearch: Distributed search and analytics.
What does Apache Solr cost vs Elasticsearch?
Apache Solr is free. Elasticsearch's paid plans start at Free (Hosted (Standard)).
What's the main difference between Apache Solr and Elasticsearch?
Apache Solr's main strength: battle-tested. Elasticsearch's main strength: fast search.