OneDrive for Business is an online storage location that you have access to as part of your SPU email address on Microsoft's Office 365 platform. All faculty, staff and students are encouraged to use this always-available storage resource to store any of their academic or administrative documents and file.
SharePoint is a platform for creating sites where people can collaborate. A SharePoint site helps departments and teams work together by providing them a place to securely store and share documents, information, and ideas.