Gantt chart is basically visual representation of schedule project. Gantt chart represents start and finish dates of various needed elements of schedule project. Gantt chart is used for planning how long that project will continue. Gantt chart is also used for sequencing events in a specific order according to which required task have to be completed.

Pert chart is considered as tool of project management that provides timeline of graphical representation of a project. It is a graph that shows all the necessary tasks and there preceding order to be execute for project completion.