Sonic vs Vespa
A side-by-side comparison of two self-hosted search engines options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Sonic
Fast, lightweight schema-less search backend
VS
Vespa
Open-source big data serving engine for search and recommendation
| Feature | Sonic | Vespa |
|---|---|---|
| Category | Search Engines | Search Engines |
| License | MPL-2.0 | Apache-2.0 |
| Language | Rust | Java |
| Setup difficulty | Medium | Hard |
| Min. RAM | 32 MB | 4,096 MB |
| Deployment | docker, binary | docker, kubernetes, bare-metal |
| GitHub stars | ★ 21,299 | ★ 7,043 |
| First released | 2019 | 2017 |
| Replaces | Algolia, Elasticsearch | Elasticsearch, Algolia |
Why pick each one
Frequently asked questions
Is Sonic or Vespa better?
Sonic is the stronger all-round pick: it has both the larger community and the simpler medium setup. Consider Vespa if its specific feature set fits your needs better.
Are Sonic and Vespa free and open-source?
Yes. Sonic is licensed under MPL-2.0 and Vespa under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Sonic and Vespa with Docker?
Sonic: yes. Vespa: yes.