Decide When To Use SharePoint On Premises And SharePoint Online

• Keep your sensitive data safe.
• Customize to your needs
• Stable Build
• Determine when search should crawl
• Ability to use your own URL
• Add a server to handle the Usage.
• Define the custom service level agreement (SLA)

SharePoint Online

• SharePoint farms are hosted in Microsoft’s cloud infrastructure
• Microsoft applies security patches and pushes platform updates
• Office 365 has committed to 99.9% availability in service level agreement (SLA).
• Office 365 receives more new features, more frequently
• Unlimited storage for certain plan with the help of OneDrive
• Sync important files for offline uses

SharePoint Hybrid

• Search across both models in a single search; i.e., Get the search result from both SharePoint online and SharePoint on premises
• Integrate on premises data with BCS (Business Connectivity services).
• Hybrid OneDrive for Business due to unlimited storage.
• Keep your sensitive data on premises
• Customize to your needs
• External sharing the easy way
• Advanced features of SharePoint Online
• Take advantage of the cloud features:
  
  
• Work from anywhere
• Use Other 365 features
• DLP (Data loss presentation), IRM (Information Right Management) and DR (Disaster Recovery)

1. Potential for Fewer Employees
   
   
1. Allocate more sites in SharePoint online
2. Allocate more out-of-the-box features by taking advantage of online features
   
   
2. Potential for Fewer Servers
   
   
1. Configure only the sensitive data on server.
2. Configure only highly customized processes on servers