Fortinet FortiSIEM vs Splunk: SIEM Comparison (2026)
An independent side-by-side comparison of Fortinet FortiSIEM and Splunk 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
4 / 6 probes
67%
ExcellentPerplexity
Fortinet FortiSIEM
Tracking…
No data yet
Splunk
6 / 7 probes
86%
ExcellentGemini
Fortinet FortiSIEM
Tracking…
No data yet
Splunk
1 / 6 probes
17%
AverageClaude
Fortinet FortiSIEM
Tracking…
No data yet
Splunk
4 / 6 probes
67%
ExcellentCopilot
Fortinet FortiSIEM
Tracking…
No data yet
Splunk
2 / 6 probes
33%
GoodScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
Fortinet FortiSIEM
Feature data is being indexed.
Splunk
- ✓Workload-based pricing
- ✓Ingest pricing model
- ✓Entity-based pricing
- ✓Activity-based pricing
When to choose Fortinet FortiSIEM
Choose Fortinet FortiSIEM if your team prioritizes its strengths over Splunk's. Full guidance populates as Fortinet FortiSIEM's feature data is indexed.
When to choose Splunk
Choose Splunk if your team prioritizes its strengths over Fortinet FortiSIEM's. Full guidance populates as Splunk's feature data is indexed.