What are the differences between BPOS and Office 365?

Office 365 includes the services you’re familiar with, along with new online services. Your subscriptions will be transitioned to Office 365.

See the following table for a comparison of Business Productivity Online Standard Suite and Office 365.

ServiceBPOSOffice 365
Exchange OnlineXX
SharePoint OnlineXX
Office Live MeetingXReplaced by Lync Online*
Lync OnlineX
Office Professional PlusX

For  Microsoft Office Live Meeting in BPOS, you can continue to use Office Live Meeting after transition

Software requirements for Office 365

http://onlinehelp.microsoft.com/en-us/office365-enterprises/ff652534.aspx

  • Microsoft Office 2003 is not supported.
  • Internet Explorer 6 is not supported.

Check list

  • Any on premise Active directory which any single sign on needed for Office 365.
Current BPOS SubscriptionOffice 365  Subscription
BPOS Standard SuiteOffice 365 (Plan E1)
BPOS Deskless Worker SuiteOffice 365 (Plan K1)
Exchange OnlineExchange Online (Plan 1)
Exchange Online Deskless WorkerExchange Online Kiosk
SharePoint OnlineSharePoint Online (Plan 1)
SharePoint Online Deskless WorkerSharePoint Kiosk (K1)
Live Meeting StandardLync Online (Plan 2)
Office Communications OnlineLync Online (Plan 1)

For More details

http://www.microsoft.com/online/help/en-us/helphowto/b48b64fa-8c39-4b63-ba63-f97ec810508d.htm