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| Criterion |  Product Discovery Landing Page Test |  Operations Gemba Walk |  Operations A3 Problem Solving |  Innovation Lean Startup |
|---|---|---|---|---|
Purposedifferent | When a value proposition first needs to be checked for resonance, it condenses the idea onto a focused entry page. It shows whether language and offering carry interest. | When there is uncertainty about the real course of a process, the method brings observation to the place where work happens. It combines perception, follow-up questions, and process knowledge so decisions rest on actual workflows instead of assumptions. | 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. |
Complexitydifferent | Medium | Low | Medium | Medium |
Timedifferent | 1-5 Tage | 30-120 min | 45-90 min | Wochen bis Monate je Lernzyklus |
Participantsdifferent | Nutzertraffic | 2-6 | 2-5 | 2-8 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Landing Page, Conversion Data, Learning Summary | Observation Notes, Improvement Ideas | A3 Report, Action Plan, Root Cause Analysis | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision |
Tagsno overlap | ValidationConversionMarketing | LeanObservationProcessOperations | LeanProblem solvingCoachingOperations | LeanStartupValidationMVP |