
A project charter and a project plan are two of the most important documents that a project manager needs to create to ensure a project’s success. While both documents are fundamental to project management, they serve distinctly different purposes and are used at different stages of the project lifecycle. Understanding the key differences between these documents is crucial for effective project management and successful project outcomes.
In this comprehensive blog post, we will compare and contrast the project charter vs project plan, explore their unique characteristics and purposes, and explain when and how to use each document effectively in your project management practice.
What is a Project Charter?
A project charter is a foundational document that comprehensively details the objectives, goals, scope, and strategic approach for a project. It is typically created at the very beginning of a project’s lifecycle and serves as an authoritative roadmap for the entire project team. The charter should be concise, straightforward, and clearly written while ensuring it incorporates input from all relevant stakeholders across the organization.
A well-crafted project charter can effectively help keep a project on track, maintain focus on deliverables, and prevent dangerous scope creep that often derails projects. Furthermore, you can use the charter as a reliable reference point and decision-making guide throughout the entire project lifecycle, from initiation to closure. Overall, a project charter is an absolutely essential tool for any project manager seeking to establish clear direction, secure stakeholder buy-in, and ensure project success from the outset.

Parts of a Project Charter
A comprehensive project charter serves as the foundation for successful project execution by establishing clear guidelines and expectations from the outset. This essential document should contain specific key components that define the project’s purpose, scope, and approach while ensuring all stakeholders are aligned on objectives and deliverables. The following elements are crucial for creating an effective project charter that guides decision-making throughout the project lifecycle.
- Stakeholder Signatures: Formal commitment indicating support and authorization to proceed with the project.
- Project Purpose and Objectives: A Clear statement of why the project exists and what it aims to achieve.
- Project Scope and Boundaries: Definition of what is included and excluded from the project.
- Key Stakeholders and Their Roles: Identification of all parties involved and their responsibilities.
- Major Deliverables and Milestones: Primary outputs and critical checkpoints throughout the project.
- High-Level Timeline and Budget: Overall project duration and estimated resource requirements.
- Success Criteria and Metrics: Measurable outcomes that define project completion and success.
- Key Assumptions and Constraints: Important conditions assumed to be true and limitations that may impact the project.
- Initial Risk Assessment: Major risks that could affect project delivery and success.
- Project Manager Authority Level: Decision-making power and responsibilities granted to the project manager.

What is a Project Plan?
A project plan is a comprehensive document that outlines the detailed methodology and sequential steps required to successfully execute and complete a project. It encompasses a structured schedule of activities, key milestones, and specific deliverables, while clearly defining accountability by assigning responsibility for each task to designated team members.
A well-written project plan is fundamental to effective project management, serving as the cornerstone for maintaining project trajectory and ensuring timely completion. Without a properly structured project plan, organizations may struggle to identify potential bottlenecks or obstacles, which can result in significant delays and cost overruns. Additionally, a comprehensive project plan serves as a critical alignment tool, ensuring all team members maintain focus on shared objectives and work cohesively toward common goals.
By providing a clear project roadmap of required actions and deliverables, a project plan establishes a unified direction and ensures all stakeholders are working toward the same strategic objectives. Project plans can be created using various formats and platforms, including Microsoft Word, Excel, or specialized project management software. Access professionally designed project plan templates to streamline your project planning process.

Parts of a Project Plan
A comprehensive project plan consists of several essential components that work together to ensure successful project execution. Key elements of a project plan include:
- Detailed Timelines: Project schedules with clear start and end dates
- Clearly Defined Objectives: Specific, measurable project goals
- Specific Deliverables: Tangible outputs and outcomes
- Comprehensive Budget Requirements: Complete financial planning and cost estimates
- Thorough Risk Assessments: Identification and analysis of potential challenges
- Work Breakdown Structures (WBSs): Hierarchical decomposition of project tasks
- Strategic Resource Allocation: Assignment of personnel, equipment, and materials
- Stakeholder Management Plans: Strategies for engaging project stakeholders
- Structured Communication Plans: Framework for project information sharing
The project schedule represents one of the most critical elements of any project plan. This component must clearly outline all key milestones and project deadlines, while establishing specific task assignments and individual responsibilities for each team member participating in the project.
Budget planning constitutes another fundamental aspect of the project plan. The project budget provides a comprehensive estimation of all costs required to complete the project within the designated timeframe. This financial framework encompasses all anticipated expenses for each project phase and deliverable.
Risk management planning is equally essential to project success. This involves systematically identifying potential risks and challenges that may impact the project, along with developing comprehensive strategies to address and mitigate these issues. For industry-specific examples and templates, explore our collection of project plan samples tailored to various sectors.
What’s the Difference Between a Project Charter and a Project Plan?
A few key differences exist between a project charter and a project plan. A project charter sets the overall vision and scope for the project, while a project plan details the steps that need to be taken to achieve the project goals. The charter also defines the roles and responsibilities of all team members, as well as the resources that will be required.
The project plan, on the other hand, focuses on the timeline and budget for the project. It includes milestones and deliverables and outlines how these will be achieved within the set timeframe. While both documents are essential for ensuring the success of a project, they serve different purposes and should be used accordingly.

Role of a Project Manager in the Project Charter and the Project Plan
A project manager’s role is essential in the project charter and the project plan.
- In the charter, the project manager is responsible for ensuring that all key stakeholders are aligned around the goals and objectives of the project, as well as defining any risks or potential roadblocks that may arise. The manager also helps identify any resources or support needed to complete the project successfully.
- In a project plan, the primary role of a project manager is to lead and manage team members throughout the various stages of the project. It includes assigning tasks, monitoring progress, resolving conflicts, and addressing any issues or challenges. The manager must also maintain effective communication within the team and with other stakeholders to keep
Conclusion
A project charter and a project plan are two of the most important documents that a project manager needs to ensure a project’s success. Both documents serve different purposes, but they are both essential. We hope our comparison of the project charter and project plan will be beneficial for you to manage your next project better.
Remember that the charter establishes your project’s foundation and authority, while the plan provides the roadmap for execution. Both documents work together to ensure project success and should be regularly updated throughout the project lifecycle.
Suggested articles:
- Project Plan Template for Project Managers
- Project Charter Template for Project Managers
- Top 10 Mistakes in Project Charters
Shane Drumm, holding certifications in PMP®, PMI-ACP®, CSM, and LPM, is the author behind numerous articles featured here. Hailing from County Cork, Ireland, his expertise lies in implementing Agile methodologies with geographically dispersed teams for software development projects. In his leisure, he dedicates time to web development and Ironman triathlon training. Find out more about Shane on shanedrumm.com and please reach out and connect with Shane on LinkedIn.