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| Criterion |  Innovation Lean Startup |  Agile Starfish Retrospective |  Growth A/B Testing |  Agile Sailboat Retrospective |
|---|---|---|---|---|
Purposedifferent | 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. | When improvement options need to be sorted more finely than just start and stop, it brings observations into clear kinds of action. This makes visible what should be done more, less, newly, or continued. | When two variants compete, discussions quickly decide by taste rather than effect. A/B Testing checks behavior under controlled conditions and separates real improvement from chance or expectation effects. | When a team wants to read momentum, brakes, and risks together, it offers an easily understandable picture of the situation. It makes drive, obstacles, and headwind visible in the same picture. |
Complexitydifferent | Medium | Low | High | Low |
Timedifferent | Wochen bis Monate je Lernzyklus | 45-90 min | 1-4 Wochen | 45-90 min |
Participantsdifferent | 2-8 | 4-12 | 1-6 | 4-12 |
Formatdifferent | Workshop + async | Workshop | Async | Workshop |
Outputdifferent | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Starfish Board, Practice Changes, Experiments | Experiment results, Decision log, Learning summary | Sailboat Board, Risks, Improvement Actions |
Tagsno overlap | LeanStartupValidationMVP | RetrospectiveImprovementExperimentsTeam | ExperimentsGrowthAnalyticsValidation | RetrospectiveTeamImprovement |