Splunk vs ArcSight: SIEM Comparison (2026)
An independent side-by-side comparison of Splunk and ArcSight 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.
Splunk leads overall — 53% cited vs ArcSight 0% across 60 probes.
ChatGPT
SplunkLeads
4 / 6 probes
67%
ExcellentArcSight
0 / 6 probes
0%
InvisiblePerplexity
SplunkLeads
5 / 6 probes
83%
ExcellentArcSight
0 / 6 probes
0%
InvisibleGemini
SplunkLeads
1 / 6 probes
17%
AverageArcSight
0 / 6 probes
0%
InvisibleClaude
SplunkLeads
4 / 6 probes
67%
ExcellentArcSight
0 / 6 probes
0%
InvisibleCopilot
SplunkLeads
2 / 6 probes
33%
GoodArcSight
0 / 6 probes
0%
InvisibleScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
Splunk
- ✓Workload-based pricing
- ✓Ingest pricing model
- ✓Entity-based pricing
- ✓Activity-based pricing
ArcSight
Feature data is being indexed.
When to choose Splunk
Choose Splunk if your team prioritizes its strengths over ArcSight's. Full guidance populates as Splunk's feature data is indexed.
When to choose ArcSight
Choose ArcSight if your team prioritizes its strengths over Splunk's. Full guidance populates as ArcSight's feature data is indexed.