ArcSight vs Splunk: SIEM Comparison (2026)
An independent side-by-side comparison of ArcSight 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.
Splunk leads overall — 53% cited vs ArcSight 0% across 60 probes.
ChatGPT
ArcSight
0 / 6 probes
0%
InvisibleSplunkLeads
4 / 6 probes
67%
ExcellentPerplexity
ArcSight
0 / 6 probes
0%
InvisibleSplunkLeads
5 / 6 probes
83%
ExcellentGemini
ArcSight
0 / 6 probes
0%
InvisibleSplunkLeads
1 / 6 probes
17%
AverageClaude
ArcSight
0 / 6 probes
0%
InvisibleSplunkLeads
4 / 6 probes
67%
ExcellentCopilot
ArcSight
0 / 6 probes
0%
InvisibleSplunkLeads
2 / 6 probes
33%
GoodScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
ArcSight
Feature data is being indexed.
Splunk
- ✓Workload-based pricing
- ✓Ingest pricing model
- ✓Entity-based pricing
- ✓Activity-based pricing
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.
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.