Hi Ha,
Thanks for your interest in Syncfusion products.
You can refer to our User Guide in the following link in which the information about GridControl, GridGroupingControl, GridDataBoundGrid. The features, performance of each type of grid is elaborately discussed here in a comparative manner.
User Guide link
http://help.syncfusion.com/Ug_101/User%20Interface/Windows%20Forms/Grid/default.htm#!documents/13choosingthebestgri.htm Please let me know if you have any concerns.
Regards,
Mercy.C