Microsoft Defender for Business

Microsoft
Microsoft Defender for Business
$3/user/mo
8.2/10

Microsoft Defender for Business (by Microsoft) is a endpoint security tool. It starts at $3/user/mo and holds 4.4/5 (300 G2 reviews). It is best for smbs already on microsoft 365 wanting bundled edr. Below: pricing, our verdict, top alternatives, and head-to-head comparisons.

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Microsoft Defender for Business vs the field

How Microsoft Defender for Business compares to leading alternatives
Microsoft Defender for BusinessSentinelOne SingularityCrowdStrike Falcon
Starting price $3/user/mo $69.99/endpoint/yr $59.99/device/yr
Pricing model per user per endpoint per endpoint
Free trial / tier yes yes 15 days
Best for SMBs already on Microsoft 365 wanting bundled EDR Teams wanting autonomous AI-driven EDR/XDR Organizations wanting best-in-class cloud-native EDR + threat intel
Deployment Cloud Cloud Cloud
G2 rating 4.4/5 (300) 4.7/5 (2000) 4.7/5 (290)
Capterra rating
Our score 8.2/10 9.0/10 9.0/10

Pros

  • Cheap if you have M365
  • Solid detection
  • Per-user (covers multiple devices)

Cons

  • Best within Microsoft ecosystem
  • Licensing nuances
  • Tuning needed

Key features

Microsoft Defender for Business at a glance

Microsoft Defender for Business (by Microsoft) is a endpoint security tool. It starts at $3/user/mo and holds 4.4/5 (300 G2 reviews). It is best for smbs already on microsoft 365 wanting bundled edr. Below: pricing, our verdict, top alternatives, and head-to-head comparisons.

More on Microsoft Defender for Business

Microsoft Defender for Business from Microsoft is a endpoint security platform deploying Cloud. It is built for smbs already on microsoft 365 wanting bundled edr. It holds 4.4/5 (300 G2 reviews) and starts at $3/user/mo on a per user model.

Key capabilities: EDR for SMB, Next-gen AV, Threat & vulnerability mgmt, Auto-investigation, M365 integration.

Go deeper: pricing breakdown, full review, and the best Microsoft Defender for Business alternatives (top picks: SentinelOne Singularity, CrowdStrike Falcon, Bitdefender GravityZone).

Frequently asked questions

How much does Microsoft Defender for Business cost?
Microsoft Defender for Business starts at $3/user/mo. See the pricing page for every plan and limits.
What are the best Microsoft Defender for Business alternatives?
Top alternatives include SentinelOne Singularity, CrowdStrike Falcon, Bitdefender GravityZone.
Data as of June 1, 2026. Sources: microsoft.com. Figures are pulled from public vendor and security data and refreshed automatically.