Gantt Chart vs PERT Chart
Contents
The Key Difference Between Gantt Chart and PERT Chart is that Gantt chart is a horizontal bar chart that displays tasks as bars along a timeline whereas PERT chart is a diagram that represents a project’s tasks and dependencies.
Comparison Chart
- Gantt Chart and PERT Chart both have different features and functionalities, here is a comparison of some key features between them.
| Gantt Chart | PERT Chart |
|---|---|
| Represented with horizontal Bar Chart | Represented with Flowchart/Network Diagram |
| Gantt Chart used for Small projects. | PERT Chart used For Large and Complex Projects |
| Provides a high-level view of the project | Provides a more detailed view of the project’s tasks and their dependencies |
| Gantt charts focus on the time required to complete a task. | PERT chart focuses on intertask relationships. |
| Gantt chart is simpler and more straightforward | PERT chart could be sometimes confusing and complex |
Gantt Chart Advantages
- Visual representation
- Improved project planning
- Resource allocation
- Track progress
- Prioritization
Gantt Chart Disadvantages
- Time-consuming
- Limited flexibility
- Oversimplification
- Overemphasis on timing
- Misinterpretation
PERT (Program Evaluation and Review Technique) Chart Advantages
- Better estimation
- Improved project planning
- Track progress
- Risk management
- Collaboration
PERT (Program Evaluation and Review Technique) Chart Disadvantages
- Complex
- Time-consuming
- Limited flexibility
- Technical expertise
- Oversimplification