Change management models compared: ADKAR, Kotter and Lewin

What each model is good at, where it falls short and how to choose one for your program.

18 October 2026 · Titani Global Solutions

A change management model gives a program a shared language and a sequence of things to get right. The three most widely used models answer different questions.

Lewin: the simple three-stage view

Lewin describes change as three stages: unfreeze current habits, change to the new way of working and refreeze so it becomes normal.

  • Strength: easy to explain to any audience.
  • Limit: gives little detail on what to do inside each stage.
  • Use it for: framing smaller changes and giving leaders a quick mental picture.

Kotter: eight steps for leading organization-wide change

Kotter’s model walks leaders through creating urgency, building a guiding coalition, forming a vision, communicating it, removing obstacles, creating short-term wins, building on them and anchoring the change in culture.

  • Strength: focuses on leadership, momentum and visible early results.
  • Limit: it describes what leaders do, not how each individual experiences change.
  • Use it for: large programs that need sponsorship across many teams.

ADKAR: guiding each person through change

ADKAR follows the individual through five outcomes: awareness of the need, desire to take part, knowledge of how to change, ability to do it and reinforcement to keep it.

  • Strength: pinpoints why adoption is stuck for a given group, for example people know what to do but lack the ability.
  • Limit: concentrates on individuals, so it needs to be paired with program-level leadership.
  • Use it for: planning training, communication and support for the people affected.

How to choose

If you need to Start with
Explain a change simply Lewin
Lead a large, visible program Kotter
Diagnose and fix low adoption ADKAR

Whatever you choose

  • Name a visible sponsor and an accountable owner.
  • Involve the people affected early.
  • Measure adoption, not only delivery of the project.
  • Plan reinforcement, because habits revert without it.

Our Change Management & Adoption team helps organizations plan change that people adopt and sustain.

Frequently asked questions

Which change management model is best?

No single model is best. Choose by what you need: ADKAR works well for guiding individuals, Kotter for leading large organizational programs, and Lewin for a simple view of the overall stages.

Can we combine change management models?

Yes. Many programs use one model to set the program-level approach and another to plan support for individuals, as long as the team shares a single plan.

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