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| Criterion |  Innovation Design Sprint |  Operations Kaizen Event |  Innovation Lean Startup |  Operations A3 Problem Solving |
|---|---|---|---|---|
Purposedifferent | When the product question is unclear and time pressure is high, the method takes a team from an open idea to a testable solution. It connects problem understanding, decision, and learning in one compact format, lowering the risk of spending a lot of energy on a mere guess. | 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. | 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 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. |
Complexitydifferent | High | Medium | Medium | Medium |
Timedifferent | 4-5 Tage | 0.5-5 Tage | Wochen bis Monate je Lernzyklus | 45-90 min |
Participantsdifferent | 5-8 | 4-10 | 2-8 | 2-5 |
Formatdifferent | Workshop | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Prototype, Test Findings, Decision Rationale | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | A3 Report, Action Plan, Root Cause Analysis |
Tagsno overlap | Design sprintPrototypeValidationInnovation | LeanContinuous improvementOperations | LeanStartupValidationMVP | LeanProblem solvingCoachingOperations |