Microsoft Defender for Endpoint vs SentinelOne

Microsoft Defender for Endpoint and SentinelOne are both endpoint & edr solutions. Microsoft Defender for Endpoint enterprise endpoint protection deeply integrated with Microsoft 365 security stack, while SentinelOne aI-powered autonomous endpoint protection with one-click remediation. 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 Microsoft Defender for Endpoint if included with Microsoft 365 E5 licensing at no extra cost is your priority and microsoft-centric enterprises already invested in the M365 ecosystem. Choose SentinelOne if fully autonomous response reduces analyst workload matters most and organizations seeking fully autonomous EDR with minimal analyst overhead.

Choose Microsoft Defender for Endpoint if:

  • You value included with Microsoft 365 E5 licensing at no extra cost
  • You value deep integration with Azure AD, Intune, and Sentinel
  • You value rapid improvement in detection capabilities
  • You want to avoid smaller threat intelligence dataset than CrowdStrike
  • You want to avoid managed threat hunting (Vigilance) costs extra

Choose SentinelOne if:

  • You value fully autonomous response reduces analyst workload
  • You value patented Storyline technology simplifies investigations
  • You value strong ransomware rollback capabilities
  • You want to avoid best experience requires full Microsoft ecosystem investment
  • You want to avoid complex licensing tiers can be confusing

Feature Comparison

FeatureMicrosoft Defender for EndpointSentinelOne
PricingIncluded in Microsoft 365 E5 / Standalone from $5.20/user/monthFrom $69.99/device/year (Singularity Core) / Enterprise custom
Pricing ModelPer-user subscriptionPer-device subscription
Open SourceNoNo
DeploymentCloudCloud
Best ForMicrosoft-centric enterprises already invested in the M365 ecosystemOrganizations seeking fully autonomous EDR with minimal analyst overhead
Attack surface reduction rulesSupportedNot available
Next-generation antivirus protectionSupportedNot available
Endpoint detection and responseSupportedNot available

Sources

Related

Microsoft Defender for Endpoint AlternativesSentinelOne AlternativesMicrosoft Defender for Endpoint OverviewSentinelOne Overview