Logging · head to head
InfluxDB vs Splunk Enterprise
InfluxDB
Logging
Purpose-built time series database for metrics and events
- From
- Free
- Rated
- -
Splunk Enterprise
Logging
Enterprise Search, Monitoring, and Analytics
- From
- On request
- Rated
- -
The short version
- Only InfluxDB has a free tier, so it costs nothing to try first.
- Each has a real cost: InfluxDB high-cardinality data causes memory pressure and performance degradation; Splunk Enterprise splunk Platform and Enterprise Security offerings carry no published rate and require contacting sales for a quote
- They diverge on capability: InfluxDB covers Time-series Storage, Splunk Enterprise covers Log aggregation.
- Prices and features above were last checked on 30 August 2026.
Where they differ
Only the attributes on which InfluxDB and Splunk Enterprise actually diverge.
| Attribute | InfluxDB | Splunk Enterprise |
|---|---|---|
| Starting price | Free | On request |
| Pricing model | Unknown | usage-based |
| Free tier | Yes | No |
| Platforms | Cloud, Docker, Linux, macOS, Windows, AWS, Google Cloud, Azure | Web, Api |
| Founded | 2012 | 2003 |
Identical on both: user rating (Not yet rated), category (Logging).
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 InfluxDB
- Time-series Storage
- Flux Query Language
- High Write Throughput
- Data Compression
- Retention Policies
- Continuous Queries
- Built-in Dashboards
- Telegraf
Only in Splunk Enterprise
- Log aggregation
- Real-time monitoring
- Advanced analytics
- Compliance
- API
- Webhooks
- REST
- Api support
Both cover
- Web support
What people use each for
The jobs each tool is most often brought in to do.
InfluxDB
- Monitoringnot Splunk Enterprise
- IoT datanot Splunk Enterprise
- Financial datanot Splunk Enterprise
- Log analyticsnot Splunk Enterprise
- Observabilitynot Splunk Enterprise
Splunk Enterprise
- Indexing and searching machine data and logs at enterprise scalenot InfluxDB
- Security information and event management via Enterprise Securitynot InfluxDB
- IT service intelligence and infrastructure observabilitynot InfluxDB
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
InfluxDB
- High-cardinality data causes memory pressure and performance degradation
- No support for joins or transactions like relational databases
- Queries limited to 72-hour window in InfluxDB 3 OSS Core
- Clustering and authentication features absent from community version
Splunk Enterprise
- Splunk Platform and Enterprise Security offerings carry no published rate and require contacting sales for a quote
- Four different pricing models are offered (activity, ingest, workload and entity based) and the applicable one depends on the product purchased
- Published Observability Cloud rates start at $15 per host per month and are billed annually rather than monthly
- Volume discounts are not published and require direct consultation with sales
Pricing, plan by plan
InfluxDB
Free- Cloud Serverless FreeFree
- 5 MB writes per 5 minutes
- 300 MB queries per 5 minutes
- 30 day retention
- Cloud Serverless Usage-Based$undefined/mo
- 0.0025 USD per MB ingested
- 0.012 USD per 100 queries
- 0.002 USD per GB-hour storage
Splunk Enterprise
On request- Starter$undefined/month
- Log aggregation
- Real-time monitoring
- Advanced analytics
Which should you pick?
Choose InfluxDB if
- You need time-series storage.
- You want to start without paying.
- You work on Cloud, Docker, Linux, macOS, Windows, AWS, Google Cloud, Azure.
- You also want flux query language.
Choose Splunk Enterprise if
- You need log aggregation.
- You work on Web, Api.
- You also want real-time monitoring.
Questions people ask
- Is InfluxDB or Splunk Enterprise better?
- Neither clearly leads. InfluxDB starts at Free and Splunk Enterprise at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, InfluxDB or Splunk Enterprise?
- InfluxDB has a free tier; the other does not. Paid plans start at Free for InfluxDB and On request for Splunk Enterprise.
- Does InfluxDB or Splunk Enterprise run on more platforms?
- InfluxDB runs on Cloud, Docker, Linux, macOS, Windows, AWS, Google Cloud, Azure. Splunk Enterprise runs on Web, Api.
- Can I use InfluxDB for free?
- Yes. InfluxDB has a free tier, so you can try it without paying. Splunk Enterprise starts at On request.
- What is InfluxDB best used for?
- InfluxDB is most often used for monitoring, iot data, financial data, log analytics. Of those, monitoring and iot data are not what Splunk Enterprise is typically brought in for.
- What can InfluxDB do that Splunk Enterprise cannot?
- InfluxDB covers Time-series Storage, Flux Query Language, High Write Throughput, Data Compression. Splunk Enterprise covers Log aggregation, Real-time monitoring, Advanced analytics, Compliance. Both handle Web support.
Answered from the vendors’ own pages
InfluxDB: Is there a free tier and what are the limits?
InfluxDB 3 Core OSS is free forever for local development and prototyping. Cloud Serverless free tier includes 5 MB writes per 5 minutes, 300 MB queries per 5 minutes, 30 day retention, and 2 databases.
SourceSplunk Enterprise: How much does Splunk Enterprise cost?
Splunk Enterprise pricing is not published online. Customers can try it free for 60 days without a credit card, but to obtain pricing for ongoing use, they must contact Splunk sales directly.
SourceInfluxDB: Can I self-host InfluxDB?
Yes, InfluxDB 3 Core is fully open source and can be self-hosted with no license required. InfluxDB 3 Enterprise is self-managed and includes a 30-day free trial.
SourceSplunk Enterprise: Does Splunk Enterprise offer a free trial?
Yes, Splunk Enterprise offers a 60-day free trial that does not require a credit card to begin.
SourceInfluxDB: What are the series cardinality limitations?
InfluxDB is sensitive to high-cardinality data. High cardinality increases RAM usage and can trigger out-of-memory errors, making it unsuitable for some workloads with many unique tag combinations.
SourceInfluxDB: Does InfluxDB support SQL queries?
InfluxDB has limited SQL support. Full SQL is available in InfluxDB 3, but earlier versions support only specific SQL commands and use InfluxQL as the primary query language.
SourceInfluxDB: Can I export my data from InfluxDB?
Yes, data can be exported from InfluxDB using query results. However, the process and supported formats depend on the version and deployment type you are using.
SourceRelated pages
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