In Office 365 Business, there are three plans:

• Office 365 Business
• Office 365 Business Premium
• Office 365 Business Essentials

The main features of these plans are as follows:

• Office 365 Business:
  • Office installed on PC, Mac, or mobile devices
  • 1 TB of OneDrive for Business
• Office 365 Business Premium:
  • Office installed on PC, Mac, or mobile devices
  • 50 GB of mailbox
  • 1 TB of OneDrive for Business
• Office 365 Business Essentials:
  • 50 GB of mailbox
  • 1 TB of OneDrive for Business

To view the latest features, go to https://products.office.com/en/business/office-365-business.