Office 365 Business Essentials
This plan has a user maximum of 300 users. With this plan you receive online versions of Office Word, Excel and PowerPoint, along with a 50 GB email mailbox, 1 TB storage and Office 365. Skype for Business app (previously Lync) is also included in this Plan.
Office 365 Business
Again, this plan has a user maximum of 300 users however you don’t receive the 50 Gb email mailbox. Along with online versions of Office, installed Office applications; Word, Excel, PowerPoint, Outlook and OneNote compliment this plan, per user you are given a limit of 5 PCs or MACs.
The full Office experience on up to 5 tablets or phones per user allowing you to access your work on the move. Finally, similar to Business Essentials you are given 1 TB of file storage.
Office 365 Business Premium
Business Premium gives you everything in the Business Essentials and Business plans, so if you’re looking for the complete package for your business – this is it!