Office 365 E3 vs E5
36 of 105 features differ. Differences are shown first, grouped by product area.
- Office 365 E3
- Office 365 E5
Prices are US list prices per user/month with an annual commitment, verified November 1, 2026. Sources: Office 365 E3, Office 365 E5 (opens in a new tab).
Key differences
- 36 of 105 features differ, most in Data protection & compliance (17), Threat protection (12) and Teams, meetings & calling (2).
- Office 365 E5 costs $15.00 more per user/month than Office 365 E3: $41.00 per user/month against $26.00 per user/month.
- Office 365 E5 includes 33 features Office 365 E3 does not, such as Defender for Office 365 Plan 2, eDiscovery (Premium) and Teams Phone (Office 365 E3 lists 1 of them as partial, announced, an add-on or to verify).
- Every feature Office 365 E3 includes is also included in Office 365 E5.
- 2 features are in both at a different level, such as Viva Insights (personal): Basic in Office 365 E3, Premium in Office 365 E5.
- 1 more feature differs only in how it is listed: partial, announced, an add-on or to verify.
- 33 included only in Office 365 E5
- Included
- Included at that level
- Add-on
- Partial or announced
- Unclear in the sources; verify before buying
- Not included
| Feature | Office 365 E3, $26.00 per user/month | Office 365 E5, $41.00 per user/month |
|---|---|---|
| Suite editions, 1 difference | ||
| Office apps and services edition | E3 | E5 |
| Teams, meetings & calling, 2 differences | ||
| Teams Audio Conferencing (full) | No-cost add-on | Included |
| Teams Phone | Not included | Included |
| Identity & access, 1 difference | ||
| Conditional Access for SharePoint sites | Not included | Included |
| Threat protection, 12 differences | ||
| Defender for Office 365 Plan 2 | Not included | Included |
| Attack simulation training | Not included | Included |
| Automated investigation and response (AIR) | Not included | Included |
| Campaign views | Not included | Included |
| Compromised user detection | Not included | Included |
| Teams message entity panel | Not included | Included |
| Teams message quarantine | Not included | Included |
| Threat Explorer | Not included | Included |
| Threat trackers | Not included | Included |
| Office 365 Cloud App Security | Not included | Included |
| Anti-phishing protection | Not included | Included |
| Real-time detections | Not included | Included |
| Data protection & compliance, 17 differences | ||
| Audit (Premium) | Not included | Included |
| Communication compliance | Not included | Included |
| Customer Key | Not included | Included |
| Customer Lockbox | Not included | Included |
| Data lifecycle management | Not included | Included |
| Double Key Encryption | Not included | Included |
| eDiscovery (Premium) | Not included | Included |
| Exact data match | Not included | Included |
| Information barriers | Not included | Included |
| Advanced Message Encryption | Not included | Included |
| Privileged access management | Not included | Included |
| Records management | Not included | Included |
| Rules-based classification (Office 365) | Not included | Included |
| Teams data loss prevention (DLP) | Not included | Included |
| Teams DLP and export APIs in Microsoft Graph | Not included | Included |
| Three premium Compliance Manager templates | Not included | Included |
| 10-year audit log retention | Not included | Add-on |
| Viva, analytics & reporting, 2 differences | ||
| Power BI Pro | Not included | Included |
| Viva Insights (personal) | Basic | Premium |
| Licensing rights & services, 1 difference | ||
| Skype for Business Plus client access license (CAL) | Not included | Included |