Microsoft Sentinel vs Rapid7 InsightIDR: SIEM Comparison (2026)

An independent side-by-side comparison of Microsoft Sentinel and Rapid7 InsightIDR 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.

Rapid7 InsightIDR leads overall33% cited vs Microsoft Sentinel 0% across 60 probes.
ChatGPT
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Rapid7 InsightIDRLeads
3 / 6 probes
50%
Excellent
Perplexity
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Rapid7 InsightIDR
0 / 6 probes
0%
Invisible
Gemini
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Rapid7 InsightIDR
0 / 6 probes
0%
Invisible
Claude
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Rapid7 InsightIDRLeads
4 / 6 probes
67%
Excellent
Copilot
Microsoft Sentinel
0 / 6 probes
0%
Invisible
Rapid7 InsightIDRLeads
3 / 6 probes
50%
Excellent
Scale:NoneLowFairStrongExcellent

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

Pricing

Microsoft Sentinel
Starting price
Free tier
microsoft.com
Rapid7 InsightIDR
Starting price
$1.62/mo for 500 assets, per asset
Free tier
rapid7.com

Key Features

Microsoft Sentinel

Feature data is being indexed.

Rapid7 InsightIDR
  • Unlimited user accounts
  • Shared data across tools
  • Instant visibility across modern networks
  • Single sign-on
  • 24/7 technical support
  • Customer-success team
  • Community-built extensions
  • Central account dashboard

When to choose Microsoft Sentinel

Choose Microsoft Sentinel if your team prioritizes its strengths over Rapid7 InsightIDR's. Full guidance populates as Microsoft Sentinel's feature data is indexed.

When to choose Rapid7 InsightIDR

Choose Rapid7 InsightIDR if your team prioritizes its strengths over Microsoft Sentinel's. Full guidance populates as Rapid7 InsightIDR's feature data is indexed.

More SIEM Comparisons