Microsoft Sentinel vs Datadog Security

Datadog Security and Microsoft Sentinel are both cloud siem solutions. Datadog Security unified security and observability platform with cloud SIEM and posture management, while Microsoft Sentinel cloud-native Azure SIEM with AI-powered detection and automated response. The best choice depends on your organization's size, technical requirements, and budget.

Updated Feb 2026
How we compare:This comparison is based on official documentation, public pricing, community discussions, and aggregated user feedback, not hands-on testing by our team. We organize what real users and practitioners are saying across the web.

The Bottom Line

Choose Datadog Security if seamless integration of security and observability is your priority and devSecOps teams that want unified security and observability with deep cloud-native visibility. Choose Microsoft Sentinel if deep native integration with Microsoft ecosystem matters most and microsoft-centric organizations wanting a cloud-native SIEM with deep M365 and Azure integration.

Choose Microsoft Sentinel if:

  • You value seamless integration of security and observability
  • You value strong cloud-native and container security
  • You value fast deployment with existing Datadog agents
  • You want to avoid per-GB costs can spike with non-Microsoft data sources
  • You want to avoid kQL learning curve for teams used to other query languages

Choose Datadog Security if:

  • You value deep native integration with Microsoft ecosystem
  • You value cloud-native with no infrastructure to manage
  • You value free data ingestion for Microsoft 365 and Azure logs
  • You want to avoid sIEM capabilities less mature than dedicated solutions
  • You want to avoid costs compound across multiple security modules

Feature Comparison

FeatureMicrosoft SentinelDatadog Security
PricingFrom $0.20/GB analyzed (Cloud SIEM) / Custom enterpriseFrom $2.46/GB ingested (pay-as-you-go) / Commitment tiers available
Pricing ModelPer-GB analyzed + per-host for additional modulesPer-GB ingested (with commitment tier discounts)
Open SourceNoNo
DeploymentCloudCloud
Best ForDevSecOps teams that want unified security and observability with deep cloud-native visibilityMicrosoft-centric organizations wanting a cloud-native SIEM with deep M365 and Azure integration
Application security monitoring (ASM)SupportedNot available
Unified security and observability da...SupportedNot available
OOTB detection rules with MITRE mappingSupportedNot available

Sources

Related

Microsoft Sentinel AlternativesDatadog Security AlternativesMicrosoft Sentinel OverviewDatadog Security Overview