Online versions of Office (Word, Excel and PowerPoint) with email and video conferencing, 50GB mailbox, 1 TB storage with one drive. Max 300 users.
Full Office on PC/Mac with apps for tablets and phones Word, Excel, Power Point, One Note, Publisher, does NOT include email. 1 TB of storage. Can install on up to 5 devices, max 300 users.
All features of Essentials and Business, includes Skype for business. Exchange online, Outlook, Word, Excel, Power Point, One Note, Publisher. HD video conferencing. Max 300 users.
All features of previous plans, plus Access, unlimited inbox, email security, unlimited online meetings, Corporate video portal, Corporate Meeting broadcast on the internet can support up to 10,000 attendees. Compliance and information protection including archiving, legal hold, rights management, data loss prevention. Unlimited users.