Microsoft 365 Business Premium vs Office 365 E3
83 of 145 features differ. Differences are shown first, grouped by product area.
- Microsoft 365 Business Premium
- Office 365 E3
Prices are US list prices per user/month with an annual commitment, verified November 1, 2026. Sources: Microsoft 365 Business Premium (opens in a new tab), Office 365 E3 (opens in a new tab).
Key differences
- 83 of 145 features differ, most in Threat protection (28), Identity & access (19) and Windows & Cloud PC (18).
- Office 365 E3 costs $4.00 more per user/month than Microsoft 365 Business Premium: $26.00 per user/month against $22.00 per user/month.
- Office 365 E3 includes 2 features Microsoft 365 Business Premium does not: Advanced webinars and town halls and Productivity Server client access license (CAL).
- Microsoft 365 Business Premium includes 73 features Office 365 E3 does not, such as Entra ID Plan 1, Information Protection and Windows Autopatch.
- 7 features are in both at a different level, such as Exchange Online: Plan 1 (100 GB) in Microsoft 365 Business Premium, Plan 2 (100 GB) in Office 365 E3.
- 1 more feature differs only in how it is listed: partial, announced, an add-on or to verify.
- Microsoft 365 Business Premium is sold for up to 300 users.
- 73 included only in Microsoft 365 Business Premium
- 2 included only in Office 365 E3
- Included
- Included at that level
- Add-on
- Partial or announced
- Unclear in the sources; verify before buying
- Not included
| Feature | Microsoft 365 Business Premium, $22.00 per user/month | Office 365 E3, $26.00 per user/month |
|---|---|---|
| Suite editions, 2 differences | ||
| Office apps and services edition | Business Standard | E3 |
| Windows edition | Business | Not included |
| Apps & productivity, 1 difference | ||
| Microsoft 365 Apps | Business, with shared computer activation | Enterprise |
| Email & calendar, 1 difference | ||
| Exchange Online | Plan 1 (100 GB) | Plan 2 (100 GB) |
| Files & intranet, 2 differences | ||
| OneDrive for Business | Plan 1 (1 TB) | Plan 2 (1 TB+) |
| SharePoint Online | Plan 1 | Plan 2 |
| Teams, meetings & calling, 4 differences | ||
| Teams live events | Not included | ~ No new events; scheduled ones run until Feb 28, 2027 |
| Teams town halls | Foundational events | Included |
| Teams webinars | Foundational events | Included |
| Advanced webinars and town halls | Not included | Included |
| Identity & access, 19 differences | ||
| Entra ID Plan 1 | Included | Not included |
| Administrative units | Included | Not included |
| Application Proxy, including PingAccess | Included | Not included |
| Conditional Access | Included | Not included |
| Custom security attributes | Included | Not included |
| Microsoft Entra Connect Health | Included | Not included |
| External ID | Included | Not included |
| Microsoft Identity Manager | Included | Not included |
| Password protection | Included | Not included |
| Self-service group management | Included | Not included |
| Service level agreement (SLA) | Included | Not included |
| Shared account password rollover | Included | Not included |
| SMS sign-in | Included | Not included |
| Terms of use | Included | Not included |
| Third-party MFA integration | Included | Not included |
| Advanced security reports and alerts | Included | Not included |
| Dynamic groups | Included | Not included |
| Enterprise State Roaming | Included | Not included |
| Self-service password reset (SSPR) with on-premises writeback | Included | Not included |
| Threat protection, 28 differences | ||
| Cloud app discovery | Included | Not included |
| Defender Antivirus | Included | Not included |
| Defender for Endpoint Plan 2 | Business | Not included |
| Automated investigations | Included | Not included |
| Endpoint detection and response (EDR) | Included | Not included |
| Threat analytics | Included | Not included |
| Defender Vulnerability Management (core) | Included | Not included |
| Configuration assessment | Included | Not included |
| Continuous monitoring | Included | Not included |
| Device discovery | Included | Not included |
| Device inventory | Included | Not included |
| Remediation tracking | Included | Not included |
| Risk-based prioritization | Included | Not included |
| Software inventory | Included | Not included |
| Software usage insights | Included | Not included |
| Vulnerability assessment | Included | Not included |
| Defender for Endpoint Plan 1 | Business | Not included |
| Attack surface reduction (enhanced) | Included | Not included |
| Block at first sight | Included | Not included |
| Centralized management | Included | Not included |
| Cross-platform support | Included | Not included |
| Manual response actions | Included | Not included |
| Mobile threat defense | Included | Not included |
| Next-generation protection | Included | Not included |
| Tamper protection | Included | Not included |
| Web content filtering | Included | Not included |
| Anti-phishing protection | Included | Not included |
| Real-time detections | Included | Not included |
| Data protection & compliance, 1 difference | ||
| Information Protection | Included | Not included |
| Device management, 5 differences | ||
| Windows Autopilot | Included | Not included |
| Intune Plan 1 | Business | Not included |
| Mobile application management (MAM) | Included | Not included |
| Mobile device management (MDM) | Included | Not included |
| Endpoint analytics | Included | Not included |
| Windows & Cloud PC, 18 differences | ||
| App Control for Business | Included | Not included |
| AppLocker | Included | Not included |
| Assigned Access | Included | Not included |
| BitLocker | Included | Not included |
| BitLocker to Go | Included | Not included |
| Domain join | Included | Not included |
| Microsoft Edge for Business | Included | Not included |
| Microsoft Entra join | Included | Not included |
| Windows Local Administrator Password Solution (LAPS) | Included | Not included |
| Manage by mobile device management (MDM) | Included | Not included |
| Unbranded Boot | Included | Not included |
| Universal Print | Included | Not included |
| Windows Autopatch | Included | Not included |
| Windows Conditional Access | Included | Not included |
| Windows Firewall | Included | Not included |
| Windows Hello for Business | Included | Not included |
| Windows Update for Business | Included | Not included |
| Windows 11 support period | 24 months | Not included |
| Licensing rights & services, 2 differences | ||
| Productivity Server client access license (CAL) | Not included | Included |
| FastTrack | Included | Not included |