Software · head to head
Elastic APM vs Splunk
The short version
- Each has a real cost: Elastic APM pricing is not published on the product page; cost follows the underlying Elastic deployment rather than being quoted per host or per service; Splunk no prices are published on any plan; every model requires contacting sales for an estimate
- They diverge on capability: Elastic APM covers Performance monitoring, Splunk covers Log aggregation.
Where they differ
Only the attributes on which Elastic APM and Splunk actually diverge.
| Attribute | Elastic APM | Splunk |
|---|---|---|
| Pricing model | open-source | usage-based |
| Founded | 2011 | 2003 |
Identical on both: starting price (Free), free tier (Yes), platforms (Web, Api), user rating (Not yet rated), category (Unknown).
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 Elastic APM
- Performance monitoring
- Error tracking
- Transaction tracing
- Custom metrics
Only in Splunk
- Log aggregation
- Real-time monitoring
- Data visualization
- Full-text search
- Custom dashboards
- Alert management
- Anomaly detection
- Log parsing
Both cover
- API
- Webhooks
- REST
- Web support
- Api support
What people use each for
The jobs each tool is most often brought in to do.
Elastic APM
- Distributed tracing across microservicesnot Splunk
- Auto-instrumenting Java, .NET, Python, Go, Node.js, Ruby, PHP and C++ servicesnot Splunk
- OpenTelemetry-native collection through the Elastic distributionsnot Splunk
- Correlating latency and errors with machine learningnot Splunk
- Monitoring LLM calls alongside application tracesnot Splunk
Splunk
- Log search and analysis across infrastructurenot Elastic APM
- SIEM, SOAR and UEBA for a security operations teamnot Elastic APM
- Application performance and infrastructure monitoringnot Elastic APM
- Cloud, private cloud or on-premises deploymentnot Elastic APM
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Elastic APM
- Pricing is not published on the product page; cost follows the underlying Elastic deployment rather than being quoted per host or per service
- Self-managed deployment means running and scaling Elasticsearch yourself
- Serverless does not carry every capability the hosted option does
Splunk
- No prices are published on any plan; every model requires contacting sales for an estimate
- Three separate pricing models, workload, ingest and entity, so the same deployment costs different amounts depending on which was signed
- Ingest pricing bills on data volume, so cost tracks how much you log rather than how much value you get from it
- Security, observability and platform are priced separately
Pricing, plan by plan
Elastic APM
Free- FreeFree
- Performance monitoring
- Error tracking
- Transaction tracing
Splunk
Free- FreeFree
- Log aggregation
- Real-time monitoring
- Data visualization
Which should you pick?
Choose Elastic APM if
- You need performance monitoring.
- You want to start without paying.
- You work on Web, Api.
- You also want error tracking.
Choose Splunk if
- You need log aggregation.
- You want to start without paying.
- You work on Web, Api.
- You also want real-time monitoring.
Questions people ask
- Is Elastic APM or Splunk better?
- Neither clearly leads. Elastic APM starts at Free and Splunk at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Elastic APM or Splunk?
- Elastic APM starts at Free and Splunk at Free.
- Does Elastic APM or Splunk run on more platforms?
- Both run on Web, Api, so platform support will not decide this one for you.
- Can I use Elastic APM for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Elastic APM best used for?
- Elastic APM is most often used for distributed tracing across microservices, auto-instrumenting java, .net, python, go, node.js, ruby, php and c++ services, opentelemetry-native collection through the elastic distributions, correlating latency and errors with machine learning. Of those, distributed tracing across microservices and auto-instrumenting java, .net, python, go, node.js, ruby, php and c++ services are not what Splunk is typically brought in for.
- What can Elastic APM do that Splunk cannot?
- Elastic APM covers Performance monitoring, Error tracking, Transaction tracing, Custom metrics. Splunk covers Log aggregation, Real-time monitoring, Data visualization, Full-text search. Both handle API, Webhooks, REST, Web support.
Related pages
More on Elastic APM
Keep looking
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