Microsoft 365 Business Basic vs Office 365 E1
11 of 59 features differ. Differences are shown first, grouped by product area.
- Microsoft 365 Business Basic
- Office 365 E1
Prices are US list prices per user/month with an annual commitment, verified November 1, 2026. Sources: Microsoft 365 Business Basic (opens in a new tab), Office 365 E1 (opens in a new tab).
Key differences
- 11 of 59 features differ, most in Teams, meetings & calling (4), Identity & access (3) and Suite editions (1).
- Office 365 E1 costs $3.00 more per user/month than Microsoft 365 Business Basic: $10.00 per user/month against $7.00 per user/month.
- Office 365 E1 includes 6 features Microsoft 365 Business Basic does not, such as Loop workspaces, Advanced webinars and town halls and Entra ID for Office 365.
- Every feature Microsoft 365 Business Basic includes is also included in Office 365 E1.
- 4 features are in both at a different level, such as Exchange Online: Plan 1 (100 GB) in Microsoft 365 Business Basic, Plan 1 (50 GB) in Office 365 E1.
- 1 more feature differs only in how it is listed: partial, announced, an add-on or to verify.
- Microsoft 365 Business Basic is sold for up to 300 users.
- 6 included only in Office 365 E1
- Included
- Included at that level
- Add-on
- Partial or announced
- Unclear in the sources; verify before buying
- Not included
| Feature | Microsoft 365 Business Basic, $7.00 per user/month | Office 365 E1, $10.00 per user/month |
|---|---|---|
| Suite editions, 1 difference | ||
| Office apps and services edition | Business Basic | E1 |
| Apps & productivity, 1 difference | ||
| Loop workspaces | Not included | Included |
| Email & calendar, 1 difference | ||
| Exchange Online | Plan 1 (100 GB) | Plan 1 (50 GB) |
| 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, 3 differences | ||
| Entra ID for Office 365 | Not included | Included |
| Customized sign-in page | Not included | Included |
| Self-service activity reports | Not included | Included |
| Licensing rights & services, 1 difference | ||
| Productivity Server client access license (CAL) | Not included | Included |