Best for M365 + AWS organizations?

Federate Entra → AWS IAM Identity Center. Most common pattern.

Can AWS IAM Identity Center replace Entra?

For AWS-only scope. Loses M365 + non-AWS SaaS scope.

Federation setup typically 2-6 weeks.

Federation / SSO · Head-to-head

Microsoft Entra ID vs AWS IAM Identity Center — federation comparison

Entra is general-purpose IdP; AWS IAM Identity Center is AWS-native.

Brutalist vendor comparison — balanced scale between two platforms with capability matrix

Verdict

Same pattern as Okta vs AWS IAM Identity Center. Entra is the general-purpose workforce IdP; AWS IAM Identity Center is AWS-native federation. Most M365 + AWS organizations federate Entra → AWS IAM Identity Center.

When Microsoft Entra ID wins

M365-licensed environment
General workforce IdP
Multi-cloud + SaaS
Conditional Access depth

When AWS IAM Identity Center wins

AWS-only environment
Multi-account AWS access
Bundled with AWS

Capability matrix

Capability	Microsoft Entra ID	AWS IAM Identity Center
General workforce IdP	✓	~
AWS console + CLI	~	✓
M365 integration	✓	✗
SCIM to AWS IAM Identity Center	✓	✓
Cost	~	✓

Pricing posture

Entra bundled with M365. AWS IAM Identity Center free.

Frequently asked

Best for M365 + AWS organizations?: Federate Entra → AWS IAM Identity Center. Most common pattern.
Can AWS IAM Identity Center replace Entra?: For AWS-only scope. Loses M365 + non-AWS SaaS scope.
Migration effort?: Federation setup typically 2-6 weeks.

Vendor profiles