Best SIEM Software · 2026
Splunk Enterprise Security vs 
Wazuh Splunk Enterprise Security vs Wazuh: on our data-weighted scoring, Wazuh edges ahead (8.3 vs 8.1/10). Splunk Enterprise Security starts at Custom quote and is best for large enterprises needing deep, mature SIEM with extensive integrations and log analytics; Wazuh starts at $571/mo (Cloud, up to 100 agents) and is best for teams wanting a free, open-source SIEM/XDR they can self-host (or run as managed cloud). Choose Wazuh for the stronger overall track record; consider Splunk Enterprise Security if its pricing model or fit matches your environment better. Side-by-side table below.
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Six criteria, each scored 0–10 on the same scale from real review data, public pricing and feature coverage. See our methodology →
| Criterion | Splunk Enterprise Security | Wazuh |
|---|---|---|
| Editorial | 8.1 | 8.3 |
| User reviews | 8.6 | 9.0 |
| Adoption | 6.2 | 4.7 |
| Affordability | 5.0 | 9.5 |
| Feature breadth | 7.0 | 7.0 |
| Ease of trial | 6.0 | 10.0 |
| Splunk Enterprise Security | Wazuh | |
|---|---|---|
| Starting price | Custom quote | $571/mo (Cloud, up to 100 agents) |
| Pricing model | quote | flat |
| Free trial / tier | 14 days | Free tier + 14 days |
| Best for | Large enterprises needing deep, mature SIEM with extensive integrations and log analytics | Teams wanting a free, open-source SIEM/XDR they can self-host (or run as managed cloud) |
| Deployment | Cloud + on-prem | Cloud + self-host |
| G2 rating | 4.3/5 (222) | 4.5/5 (59) |
| Capterra rating | — | — |
| Our score | 8.1 | 8.3 |
You need large enterprises needing deep, mature siem with extensive integrations and log analytics.
You need teams wanting a free, open-source siem/xdr they can self-host (or run as managed cloud).
Wazuh bills on a flat model from $571/mo (Cloud, up to 100 agents) (free tier available), while Splunk Enterprise Security uses a quote model from Custom quote (14 days trial). Because the models differ, the cheaper option flips depending on your fleet size — model both at your seat/endpoint count.
Wazuh ships 7 headline capabilities (Open-source SIEM + XDR, Log analysis + file integrity monitoring, Vulnerability detection, Regulatory compliance (PCI) and deploys Cloud + self-host. Splunk Enterprise Security ships 7 (Industry-leading SPL search + analytics, Risk-based alerting + correlation, 2, 800+ integrations), deploying Cloud + on-prem.
Wazuh holds 4.5/5 (~59 G2 reviews); Splunk Enterprise Security holds 4.3/5 (~222 G2 reviews). On our data-weighted score, Wazuh edges ahead (8.3 vs 8.1/10). Pick Splunk Enterprise Security instead when large enterprises needing deep, mature siem with extensive integrations and log analytics. See Wazuh alternatives or Splunk Enterprise Security alternatives.
