Fortinet FortiSIEM vs Splunk Enterprise Security (ES): SIEM Comparison (2026)

An independent side-by-side comparison of Fortinet FortiSIEM and Splunk Enterprise Security (ES) for siem buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask siem questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Too early to call — probes still building data.
ChatGPT
Fortinet FortiSIEM
Tracking…
No data yet
Splunk Enterprise Security (ES)
Tracking…
No data yet
Perplexity
Fortinet FortiSIEM
Tracking…
No data yet
Splunk Enterprise Security (ES)
Tracking…
No data yet
Gemini
Fortinet FortiSIEM
Tracking…
No data yet
Splunk Enterprise Security (ES)
Tracking…
No data yet
Claude
Fortinet FortiSIEM
Tracking…
No data yet
Splunk Enterprise Security (ES)
Tracking…
No data yet
Copilot
Fortinet FortiSIEM
Tracking…
No data yet
Splunk Enterprise Security (ES)
Tracking…
No data yet
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Fortinet FortiSIEM
Starting price
Free tier
fortinet.com
Splunk Enterprise Security (ES)
Starting price
Free tier
splunk.com

Key Features

Fortinet FortiSIEM

Feature data is being indexed.

Splunk Enterprise Security (ES)

Feature data is being indexed.

When to choose Fortinet FortiSIEM

Choose Fortinet FortiSIEM if your team prioritizes its strengths over Splunk Enterprise Security (ES)'s. Full guidance populates as Fortinet FortiSIEM's feature data is indexed.

When to choose Splunk Enterprise Security (ES)

Choose Splunk Enterprise Security (ES) if your team prioritizes its strengths over Fortinet FortiSIEM's. Full guidance populates as Splunk Enterprise Security (ES)'s feature data is indexed.

AI visibility profiles

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