ArcSight vs Microsoft Sentinel: SIEM Comparison (2026)

An independent side-by-side comparison of ArcSight and Microsoft Sentinel 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.

Tied overall — both at 0% cited across 60 probes.
ChatGPT
ArcSight
0 / 6 probes
0%
Invisible
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Perplexity
ArcSight
0 / 6 probes
0%
Invisible
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Gemini
ArcSight
0 / 6 probes
0%
Invisible
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Claude
ArcSight
0 / 6 probes
0%
Invisible
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Copilot
ArcSight
0 / 6 probes
0%
Invisible
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

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

Pricing

ArcSight
Starting price
Free tier
opentext.com
Microsoft Sentinel
Starting price
Free tier
microsoft.com

Key Features

ArcSight

Feature data is being indexed.

Microsoft Sentinel

Feature data is being indexed.

When to choose ArcSight

Choose ArcSight if your team prioritizes its strengths over Microsoft Sentinel's. Full guidance populates as ArcSight's feature data is indexed.

When to choose Microsoft Sentinel

Choose Microsoft Sentinel if your team prioritizes its strengths over ArcSight's. Full guidance populates as Microsoft Sentinel's feature data is indexed.

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