The following are Differences between PERT and CPM (PERT vs CPM):
|It is an event-oriented network as in the analysis of a network, emphasis is given on the important stages of completion of a task rather than the activities required to be performed to reach a particular event or task.
PERT is normally used for projects involving activities of non-repetitive nature in which time estimates are uncertain.
CPM is suitable for establishing a trade-off for optimum balancing between schedule time and cost of the project.
CPM is used for projects involving activities of repetitive nature.