Splunk vs Wazuh: Which is Better in 2026?
Choosing between Splunk and Wazuh 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:
Splunk
Data platform for security and observability
Best for you if:
- • Log management and analysis platform
- • Search terabytes of logs in seconds
Wazuh
Open-source security monitoring
Best for you if:
- • You need something completely free
- • Wazuh is an open-source security monitoring platform
- • It provides threat detection, compliance, and incident response
| At a Glance |  Splunk | |
|---|---|---|
Starts at | Custom | FreeFree tier available |
Best For | Security Monitoring | Security Monitoring |
Rating | 4.4/5 | 4.5/5 |
Free plan | No | Yes |
Choose Splunk or Wazuh?
Choose Splunk if
Data platform for security and observability
- Powerful search
- Enterprise features
- Great visualizations
Choose Wazuh if
Open-source security monitoring
- Open source SIEM
- Good features
- Self-hostable
- You want a fully free tool (Splunk requires payment)
| Feature | Splunk | Wazuh |
|---|---|---|
| Pricing Model | Paid | Free |
| User Rating | ★4.4/5 668 reviews | ★4.5/5 63 reviews |
| Categories | Security MonitoringLog Management | Security MonitoringVulnerability Scanning |
In-Depth Analysis
Splunk
Data platform for security and observability
Strengths
- +Powerful search
- +Enterprise features
- +Great visualizations
Weaknesses
- -Very expensive
- -Complex pricing
Key features
Wazuh
Open-source security monitoring
Strengths
- +Open source SIEM
- +Good features
- +Self-hostable
- +Active development
- +Free
Weaknesses
- -Complex setup
- -Learning curve
- -Resource intensive
- -Documentation gaps
- -Enterprise features paid
Key features
Pricing: Splunk vs Wazuh
| Plan | Splunk | Wazuh |
|---|---|---|
| Tier 1 | Workload Pricing | Free Open Source |
| Tier 2 | Ingest Pricing | Free Cloud |
| Tier 3 | Entity Pricing | N/A |
| Tier 4 | Activity-based Pricing | N/A |
Pricing verified from each vendor's public pricing page. Compare in detail on Splunk pricing and Wazuh pricing.
Who Should Use What?
On a budget?
Wazuh is free. Splunk is paid.
Go with: Wazuh
Want the highest-rated option?
Splunk: 4.4/5 (668 reviews). Wazuh: 4.5/5 (63 reviews).
Go with: Wazuh
Value user reviews?
Splunk: 668 reviews (4.4/5). Wazuh: 63 reviews (4.5/5).
Go with: Splunk
3 Questions to Help You Decide
What's your budget?
Splunk is paid. Wazuh is free. Go with Wazuh if free matters most.
What's your use case?
Both are security monitoring tools. Compare their specific features to decide.
How important are ratings?
Wazuh is rated higher: 4.5/5 vs 4.4/5.
Key Takeaways
Wazuh
- Higher user rating: 4.5/5 vs 4.4/5
- Completely free
- Our pick for this comparison
Splunk
- Larger review base (668 reviews)
The Bottom Line
Wazuh is our pick.
Frequently Asked Questions
Is Splunk or Wazuh better?
Wazuh is rated in our evaluation. Splunk is paid and Wazuh is free.
What are Splunk and Wazuh used for?
Splunk: Data platform for security and observability. Wazuh: Open-source security monitoring.
What does Splunk cost vs Wazuh?
Splunk is a paid tool. Wazuh is completely free. Visit their websites for detailed pricing.