10. Deploy Anywhere
You can host Sugar on site or in the cloud, same price
9. Customizations and Integrations
SFDC is written in a proprietary language, Sugar is PHP
SFDC is a closed environment. Sugar gives you code-level access, audit capabilities and CE, a Free version.
7. More Value
SFDC makes you upgrade through 5 editions for more features, Sugar comes ready with more functionality and fewer price levels.
6. An open source community
SFDC has far fewer apps than Sugar. Since Sugar is open source, developers are creating apps to make Sugar even sweeter.