Compare Azure AD Business to Consumer to Business to Business
Source: Authentication and Authorization
Compare Azure AD Business to Consumer to Business to Business

| Azure AD B2C | Azure AD B2B |
|---|---|
| - | Customers cannot be viewed by others. |
| Users are managed in a separate Azure AD directory. | - |
| Users need to be able to self-signup for accounts. | - |
| Users manage their own profiles. | - |
| Users can come from SAML and WS-Fed based identity providers. | - |