Apache Solr vs OpenSearch: Which Should You Choose in 2026?
Choosing between Apache Solr and OpenSearch 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.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Apache Solr
Enterprise search platform
Best for you if:
- • You need something completely free
- • You need developer tools features specifically
- • You need enterprise search platform
- • You want a completely free tool
OpenSearch
Open-source search and analytics suite
Best for you if:
- • You need analytics features specifically
- • You need open-source search and analytics suite
- • You want to start free and upgrade later
| At a Glance | ||
|---|---|---|
Price | Free | Free + Paid |
Best For | Developer Tools | Analytics |
Rating | —/100 | —/100 |
| Feature | Apache Solr | OpenSearch |
|---|---|---|
| Pricing Model | Free | Freemium |
| Editorial Score | — | — |
| Community Rating | No ratings yet | No ratings yet |
| Total Reviews | 0 | 0 |
| Community Upvotes | 108 | 62 |
| Categories | Developer Tools | Analytics |
Understanding the Differences
Both Apache Solr and OpenSearch solve similar problems, but they approach them differently.Apache Solr positions itself as "enterprise search platform" while OpenSearchfocuses on "open-source search and analytics suite". These differences matter depending on what you're trying to accomplish.
When to Choose Apache Solr
Apache Solr makes sense if you're looking for a completely free solution.
When to Choose OpenSearch
OpenSearch is worth considering if you need a flexible option with both free and paid tiers tool.
Who Should Use What?
Bootstrapped or small team?
When every dollar counts, Apache Solr lets you get started without pulling out your credit card.
We'd pick: Apache Solr
Growing fast?
Your team doubled last quarter and you need tools that won't break when you add 50 more people. OpenSearch is built for teams that are leveling up.
We'd pick: OpenSearch
Enterprise with complex needs?
You need SSO, compliance certifications, and a support team that picks up the phone. Both have enterprise tiers—compare their security features.
We'd pick: Apache Solr
Still not sure? Answer these 3 questions
How much can you spend?
Nothing at all? Apache Solr is completely free.
Do you care what other users think?
Both have similar review counts. Read a few before you commit.
Expert opinion or crowd wisdom?
Our team rated Apache Solr higher (/100). But the community has upvoted Apache Solr more (108 votes). Pick your source of truth.
Key Takeaways
What Apache Solr Does Better
- More community upvotes
- Our recommendation for most use cases
Consider OpenSearch If
- You want to start free and scale later
- Its specific features better match your workflow
- You prefer its interface or design approach
The Bottom Line
If we had to pick one, we'd go with Apache Solr. But the honest answer is that "better" depends on your situation. Apache Solr scores higher in our analysis, but OpenSearch might be the right choice if its specific strengths align with what you need most. Take advantage of free trials to test both before committing.
Frequently Asked Questions
Is Apache Solr or OpenSearch better?
Based on our analysis, Apache Solr scores higher with high/100. Apache Solr isfree while OpenSearch is freemium. The best choice depends on your specific needs and budget. We recommend testing both with free trials if available.
Can I switch from Apache Solr to OpenSearch easily?
Migration difficulty varies. Check if both tools support data export/import in compatible formats. Some tools offer migration assistance or have integration partners who can help with the transition.
Do Apache Solr and OpenSearch offer free trials?
Most software in this category offers free trials or free tiers. Apache Solr is completely free.OpenSearch is freemium with a free tier. Visit their websites for current trial offers.