Explore the Levels of Change Management

ADKAR vs Kotter: Which Change Model Should You Choose?

An individual addressing a group of people with the ADKAR and PCT charts in the background.

Do you take a top-down or a bottom-up approach when driving organizational change? While the Kotter 8-Step Process focuses on a leader’s perspective, the research-based Prosci ADKAR® Model enables you to drive change more effectively by supporting leaders at the top as well as people on the front lines of your organization—and everyone in between.

In this way, the Prosci ADKAR Model offers something truly unique: an insider’s perspective that makes change stick by shepherding individuals through the process. While Kotter enables organizations to “do change to people,” the ADKAR Model works with people in the trenches, supporting them through their change journeys.

When considering ADKAR vs. Kotter, which change management model is best for your organization? Let's decode these change management models.   

An individual explaining something to their colleagues

Understanding the Prosci ADKAR Model

The Prosci ADKAR Model is a framework for sustainable transformation that supports change at individual and organizational levels.

It includes five sequential elements or building blocks:

  • Awareness – Of the need for change
  • Desire – To participate and support the change
  • Knowledge – On how to change
  • Ability – To implement the required skills and behaviors
  • Reinforcement – To sustain the change 

Jeff Hiatt, the founder of Prosci, developed this model in 1994 after researching 700 organizations. He wanted to understand why some changes succeed and others don't. He learned that human beings experience and react to change in predictable ways, and that supporting employees and leaders during transitions leads to far better outcomes.

The ADKAR Model is grounded in a simple truth: Organizations don’t change, people do.

ADKAR is popular around the world because it’s easy to understand and intuitive. In some ways, it’s like a roadmap, guiding you and your people through the terrain of change, from the first realization that a new direction is needed (Awareness) to the final step of making that change stick (Reinforcement).

Imagine you're leading a project team to implement a new technology with significant changes in workflow. If people don’t adopt and use the technology, the change will fail and your organization will lose its investment—not to mention the desired strategic outcomes from installing the technology, like efficiencies, cost savings, and better employee satisfaction.

The Prosci ADKAR Model also prompts a shift from passive observation to active participation in change. Each element of the model requires people to make a conscious choice to move forward or not. A change manager can help people through transitions, but change can’t be “done to them” when organizations use ADKAR.

Even better, when you scale ADKAR with an organizational approach like the full Prosci Methodology, you gain the ability to align and drive complex changes while incorporating both the employee-centric and leadership perspectives.  

Want to take a deeper dive? Explore the building blocks of the Prosci ADKAR Model in our Prosci ADKAR Model eBook bundle.

Overview of the Kotter 8-Step Change Model

The Kotter 8-step Process originated in John Kotter's 1996 book, “Leading Change” and outlines eight sequential steps for change as follows:

  • Instill urgency by highlighting the need for change and presenting the process’ benefits to spark initial motivation.
  • Assemble a diverse team (guiding coalition) from various levels, departments, locations and genders to drive change for organization-wide support.
  • Set clear goals and milestones for the change initiative and demonstrate how change will shift the organization’s future.
  • Build a volunteer army willing to contribute to driving the change at an individual level while focusing on their transformation efforts at the collective level.
  • Identify and address cultural, structural or resource-related obstacles, such as change complacency and legacy rules, to pave the way for change.
  • Celebrate early and meaningful wins to maintain momentum and encourage the broader adoption of change.
  • View change as a continuous process, highlighting the need for ongoing improvement until you fully realize your vision.
  • Embed new practices into the organization's culture to make them standard operations for lasting change.

Using the Kotter 8-Step change model addresses changes through a leader's lens. These steps serve as high-level directives for the change management work to be done by change management teams.

A woman holding a card that says, "Got ADKAR?"

ADKAR vs. Kotter: Similarities and Differences

The Prosci ADKAR Model is a key part of a comprehensive change management approach called the Prosci Methodology. Both put people at the center of successful change through a strategic, bottom-up approach.

Kotter's 8-Step Change Model is broad and less detailed, emphasizing organizational change driven by top-down directives.

Understanding both change management models will help you choose the approach that aligns with your unique organization.

A flawed comparison: ADKAR is not the Prosci Methodology

Before we dig into the models, it’s important to note that people who are new to change management often confuse the ADKAR Model with the complete Prosci Methodology.

It’s true that ADKAR is an individual change model that can be used for personal, professional, individual and organizational changes. But the comprehensive Prosci Methodology is what enables you to scale the ADKAR Model for organizational changes efficiently. Although organizations change one person at a time, it would be impractical to implement large-scale change management that way.

The point is that comparing ADKAR vs. Kotter can be an inaccurate comparison. Although the ADKAR Model can be used without a comprehensive methodology, when implementing organizational changes, you should compare the full Prosci Methodology, including our ADKAR Model, to the Kotter 8-Step Process, as in the table below.

ADKAR vs. Kotter

Aspect

Prosci ADKAR Model

Prosci Methodology

Kotter 8-Step Process

Focus

Individual transitions as the foundation for driving organizational change

Structured approach to managing change at both individual and organizational levels

Organizational change with a top-down approach

Stages/Steps

Awareness

Desire

Knowledge

Ability

Reinforcement 

Prosci ADKAR Model

Prosci 3-Phase Process:

  • Phase 1 – Prepare Approach
  • Phase 2 - Manage Change
  • Phase 3 – Sustain Outcomes

Prosci Change Triangle (PCT) Model 

  1. Establishing a sense of urgency
  2. Creating the guiding coalition
  3. Developing a vision and strategy
  4. Building a volunteer army
  5. Identifying and tackling change-related obstacles
  6. Generating short-term wins
  7. Consolidating gains and producing more change
  8. Anchoring new approaches in the culture

Key advantages

Focus on individual change

Practical, actionable steps

Employee-centric

Comprehensive and strategic

Structured approach

Research-based

Includes additional models, frameworks, tools and assessments

Comprehensive and strategic

Structured approach

Emphasizes vision and coalition

Complexity

Widely considered easy to apply to changes, from simple to complex

Moderate to high

Requires training and resources

Requires significant buy-in from top management

Can be more complex to implement

Adaptability

Adaptable to different types and scales of change

High

Best suited for large-scale changes

Resistance handling

Proactively and directly removes difficult obstacles to change at multiple stages

Scalable to any project size

Focuses on managing resistance through strategy and vision communication

Now that you know the key differences between ADKAR and Kotter, let’s take a closer look.

Limitations of the Kotter Change Model

The Kotter 8-step change model has disadvantages that ignore the barriers to change that cause employee resistance:

  • Emphasizes the need to create a sense of urgency without providing detailed guidance on managing the complexities of change.
  • Lacks clarity on vision and a strategy, despite providing a high-level roadmap
  • Follows a step-by-step process where missing detailed steps can lead to confusion or misdirection
  • Limits employee participation with its top-down approach, leading to potential frustration and feelings of disempowerment
  • Positions change as a one-off event and fails to consider the continuous nature of change common in today's business environment
  • Doesn’t address change readiness and lacks an analysis of the key organizational maturity models
  • Doesn't consider the effects of previous changes and the cultural impacts of the proposed change
  • Focuses only on organizational change, overlooking employees' personal transitions and emotional reactions during change

Change Done Right: Join 50,000+ Prosci Insiders Receive expert guidance and practical strategies for effective change management. Subscribe for success.

Advantages of ADKAR Over Kotter

When comparing ADKAR vs. Kotter, the Prosci ADKAR Model stands out by combining adaptability with a focus on individual transformation.

This model for individual change sets itself apart with research-backed approaches and applications for effective change across various organizational settings. Let's explore some of the advantages that ADKAR has over Kotter.

  • Adaptability – The Prosci ADKAR Model is adaptable to various project management methodologies, including Waterfall, Agile and hybrid approaches. Its flexibility aligns it with project milestones, ensuring individual change processes synchronize with organizational goals. This makes the Prosci ADKAR Model a versatile tool across diverse change initiatives.
  • Practical implementation – The ADKAR Model works with organizational change processes, especially the Prosci 3-Phase Process, to scale even the most complex changes with actionable insights, tactics and tools.
  • Focus on individual change – The Prosci ADKAR Model recognizes that organizational change is the cumulative result of individual transitions. It addresses the people and groups impacted by a change and creates an inclusive and supportive environment.
  • Real-world effectiveness – By mapping project milestones to the Prosci ADKAR Model milestones, organizations can ensure that individuals are adequately prepared and supported throughout the change process. This alignment increases the likelihood of achieving desired strategic outcomes and sustaining long-term change.
  • Enhanced sponsorship – The Prosci ADKAR Model strengthens sponsorships roles, guiding leaders to become more effective sponsors through their change journeys. 
  • Research validation – The foundational principles of the Prosci ADKAR Model come from 25 years of extensive research and real-world applications, offering a robust framework proven to drive successful change.


Aligning ADKAR Elements in Sequential Change (e.g., Waterfall)

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​​Success Story: Prospera embraces ADKAR for seamless merger and cultural integration

Following the merger of two sizable credit unions, Prospera faced the challenge of uniting cultures and systems without disrupting the member-focused services that define their organizational success.

Prosci solutions:

  • Initiated the Prosci Change Management Certification Program for key team members
  • Implemented project acceleration workshops to integrate the Prosci ADKAR Model into ongoing projects
  • Conducted the Change Management Sponsor Briefing meetings to enhance executive leadership’s role in change initiatives
  • Secured an Enterprise Change Management (ECM) License for comprehensive access to the Prosci Methodology, models and tools

Results:

  • Cultivated a culture of change readiness and continuous learning
  • Established an organizational change management team and committee, enhancing internal collaboration and support
  • Achieved over 200 successful integration projects, significantly improving service delivery and member experience
  • Increased employee engagement by 8%, and improved the change management maturity score by 6% on a five-point scale, demonstrating a substantial uplift in internal change capabilities

By strategically applying the Prosci ADKAR Model, Prospera navigated the complexities of a merger and laid the foundation for a resilient, change-ready culture.

Read the detailed case study here.

Implementing ADKAR: Tips and Strategies

To successfully apply the Prosci ADKAR Model, focus on clear and effective communication plans, setting clear goals, and providing support. Here's a high-level look at applying the ADKAR Model when driving a change at work:

  • Start by communicating why the change is needed and why it needs to happen now. For example, digital transformation will improve efficiency now that employees work from home offices.
  • Highlight the specific outcomes of mastering a new tool, such as saving an hour daily or developing skills that will offer career opportunities.
  • Build desire by connecting the change to individual or organizational goals. For instance, illustrate personal transformation by highlighting someone who achieved something great recently. 
  • Provide the necessary training and resources. For a software upgrade, offer hands-on workshops.
  • Create opportunities for practicing new skills. Set up a pilot project for the team where they can apply the skills learned in training.
  • Reinforce the change by celebrating milestones through the new system and offering additional support as needed.

Understanding and working to support people through resistance is crucial. Directly address barriers, such as lack of awareness, fears, or lack of confidence. Offer reassurance and support, and engage in two-way communications with your team about the change and processes to come.

Here's a free quick-start guide showing how to apply the Prosci ADKAR Model to today's business challenges.

ADKAR vs Kotter: Which Change Model Should You Choose?

In the ADKAR vs. Kotter debate, the Prosci ADKAR Model prevails with its human-centric approach. Putting people first and addressing the human aspects of change will empower your teams to achieve your desired results and outcomes—and a truly successful organizational transformation.

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Isabella Brusati

Isabella Brusati

Isabella Brusati is a Director and Prosci Certified Advanced Instructor with Prosci Europe (formerly CMC Partnership Global), delivering services in the U.K., Ireland, Italy, Singapore and other locations. As the Italian team leader, Isabella supports clients internationally with digital transformations and other complex initiatives, applying 20 years of success with change management. She is a frequent blog writer, webinar host, conference speaker and guest lecturer who also enjoys coaching clients on how to be effective leaders of change. 

See all posts from Isabella Brusati