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| Criterion |  Operations A3 Problem Solving |  Innovation Lean Startup |  Operations Kaizen Event |
|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 45-90 min | Wochen bis Monate je Lernzyklus | 0.5-5 Tage |
Participantsdifferent | 2-5 | 2-8 | 4-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update |
Tags1 shared | LeanProblem solvingCoachingOperations | LeanStartupValidationMVP | LeanContinuous improvementOperations |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
