ArcSight vs Datadog Cloud SIEM: SIEM Comparison (2026)
An independent side-by-side comparison of ArcSight and Datadog Cloud SIEM 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.
Datadog Cloud SIEM leads overall — 13% cited vs ArcSight 0% across 60 probes.
ChatGPT
ArcSight
0 / 6 probes
0%
InvisibleDatadog Cloud SIEMLeads
1 / 6 probes
17%
AveragePerplexity
ArcSight
0 / 6 probes
0%
InvisibleDatadog Cloud SIEMLeads
2 / 6 probes
33%
GoodGemini
ArcSight
0 / 6 probes
0%
InvisibleDatadog Cloud SIEM
0 / 6 probes
0%
InvisibleClaude
ArcSight
0 / 6 probes
0%
InvisibleDatadog Cloud SIEMLeads
1 / 6 probes
17%
AverageCopilot
ArcSight
0 / 6 probes
0%
InvisibleDatadog Cloud SIEM
0 / 6 probes
0%
InvisibleScale:NoneLowFairStrongExcellent
Probes run hourly; each (engine × query) combo retests every ~3 days.
Pricing
Key Features
ArcSight
Feature data is being indexed.
Datadog Cloud SIEM
- ✓800+ detection rules
- ✓Real-time alert analysis
- ✓12-month data retention
- ✓Automated incident workflows
When to choose ArcSight
Choose ArcSight if your team prioritizes its strengths over Datadog Cloud SIEM's. Full guidance populates as ArcSight's feature data is indexed.
When to choose Datadog Cloud SIEM
Choose Datadog Cloud SIEM if your team prioritizes its strengths over ArcSight's. Full guidance populates as Datadog Cloud SIEM's feature data is indexed.