License & Subscription Issues

Compare Office 365 E3 vs A3: Features, Licensing & Eligibility

Jason MillerJason Miller Nov 2, 2026 869 views

Question details

A comprehensive comparison of features, licensing rules, and eligibility requirements between Microsoft Office 365 E3 and A3 plans.

Office 365 E3 vs. A3: Features, Licensing, and Eligibility Comparison
Product
Microsoft Office 365
Device & OS
not provided
Scenario
Evaluating differences or preparing to migrate between Office 365 E3 and A3 plans.
Observed behavior
Seeking clarity on the distinctions between enterprise (E3) and education (A3) plans, specifically regarding Teams capabilities and domain validation.
Before you start

Verify your organization's domain status. To qualify for an A3 plan, you must have a validated educational domain that is officially recognized by Microsoft.

Solution 1Recommended

Evaluate Features and Verify Eligibility Before Transitioning

Follow these structured steps to compare plan features, confirm your institution qualifies for educational licensing, and safely switch subscriptions.

Office 365 E3 is tailored for commercial businesses, offering advanced enterprise management, whereas Office 365 A3 is built specifically for educational institutions, adding classroom-specific tools. Switching between them requires careful evaluation of user needs and strict domain validation.

1
Compare plan features

Review the official Microsoft 365 documentation. Note that while both plans include fully installed desktop applications, A3 provides unique tools like Teams for Education (including Assignments and Class Notebooks) and Minecraft: Education Edition, which are absent in E3.

2
Confirm educational domain validation

Access your Microsoft 365 Admin Center and navigate to Settings > Domains. Ensure your primary domain is verified as an academic institution. Microsoft must approve your domain before you can purchase or assign A3 licenses.

3
Audit current enterprise services

If moving from E3 to A3, verify that all necessary enterprise compliance features, data loss prevention (DLP) policies, and third-party integrations currently used in your E3 environment are fully supported in A3.

4
Reassign licenses in Admin Center

Once A3 licenses are acquired, go to the Microsoft 365 Admin Center. Navigate to Billing > Licenses, select the users, unassign their E3 licenses, and assign the newly available A3 licenses.

Evaluate Features and Verify Eligibility Before Transitioning
Avoid service interruption: Always assign the new A3 licenses to users before removing their existing E3 licenses to prevent any temporary loss of access to mailboxes or OneDrive data.
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Frequently Asked Questions

Can a commercial business purchase Office 365 A3?

No. Office 365 A3 is exclusively available to qualified educational institutions. Commercial organizations must opt for E-series (like E3) or Business-series plans.

Does Office 365 A3 include desktop applications?

Yes. Both Office 365 E3 and A3 include fully installed, offline desktop versions of Word, Excel, PowerPoint, and other standard Office applications.

What makes Teams for Education different in the A3 plan?

Teams for Education in the A3 plan includes specific classroom management tools, such as Microsoft Class Notebooks, integrated student assignments, and grading features that are not available in the standard commercial Teams included with E3.

Will my organization lose data when switching from E3 to A3?

No data is lost if the transition is handled correctly. You must assign the new A3 license to the user before removing the E3 license to ensure seamless continuity for their Exchange mailbox and OneDrive storage.