Office 365 Plan

Small Business

Small Business Premium

Midsize Business

Enterprise E1

Enterprise E3

Key features:
Pricing $6
Billed yearly
Office 365 Plan Family Small Business Small Business Midsize Business Enterprise Enterprise
Number of users Less Than 25 Less Than 25 Up to 300 Unlimited Unlimited
Complete and full-featured set of office productivity applications
Office 365 ProPlus
yes yes yes
Create and edit Word, Excel and PowerPoint documents in your web browser yes yes yes yes yes
Edit and view Word, Excel and PowerPoint documents and use Lync and OneNote apps on most smartphones yes yes yes
Email, calendar, contacts, personal archive, and 25 GB mailbox storage yes yes yes yes
Premium anti-malware and anti-spam filtering yes yes yes yes yes
Easily manage user credentials, permissions, Single sign-on and synchronization with Active Directory. yes yes yes
24/7 IT phone support and 99% guaranteed uptime yes yes yes yes yes
SkyDrive Pro with 7GB of person storage space that can be accessed anywhere and easy sharing of files yes yes yes yes yes
Conduct online meetings with video conferencing, file sharing and instant messaging yes yes yes yes yes
An easy to setup public website using your company's domain name yes yes yes yes yes
Sharepoint Intranet workspaces that enable teams to collaborate yes yes yes
Store email documents in specific team folders yes yes yes
Advanced archive capabilities, unlimited email storage, and hosted voicemail yes
Tools that support search across email and SharePoint yes
Increase your Business Intelligence efforts with easy to create and manage dashboards yes