SharePoint 2013 vs SharePoint 2010

Some of the differences are listed below:

SharePoint 2010:

•     We have Sandbox solutions and it has limitations
•     Development using Visual Studio 2010
•     14 Hive structure
•     Visual upgrade feature in SharePoint Server 2010
•     Very limited mobile support
•     Limited Social Networking features
•     Branding through SharePoint designer, Features
•     Supports Classic and Claims Authentication

SharePoint 2013:

•     Sandboxed solution concept is deprecated. We have App solutions and Farm solutions.
•     Development using Visual Studio 2012 and NAPA
•     15 Hive structure
•     Has excellent Mobile support
•     Visual upgrade feature in SharePoint Server 2010 is not available in SharePoint 2013
•     Document Workspace site template now provided by the Team Site site template
•     Web Analytics feature in SharePoint Server 2010 is not available instead A new analytics system that is part of the Search feature is introduced.
•     Branding through SharePoint designer, Features and Design Manager
•     It supports only Claims authentication method. If you want to implement classic  authentication, use powershell