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| Criterion |  Innovation Lean Startup |  Growth A/B Testing |  Agile 4Ls Retrospective |  Growth Growth Experiment |
|---|---|---|---|---|
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 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 sprint should not only be assessed but also learned from, it captures experience in clear learning categories. It records what worked, what's missing, and what should run differently next time. | When growth ideas surface quickly, the temptation to build immediately instead of learning is high. A Growth Experiment frames an assumption so target group, lever, and measurement are clear before the first deployment. |
Complexitydifferent | Medium | High | Low | Medium |
Timedifferent | Wochen bis Monate je Lernzyklus | 1-4 Wochen | 45–75 min | 1-2 Wochen |
Participantsdifferent | 2-8 | 1-6 | Team members involved | 1-6 |
Formatdifferent | Workshop + async | Async | Workshop | Workshop + async |
Outputdifferent | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Experiment results, Decision log, Learning summary | 4Ls Board, Learning Themes, Improvement Actions | Experiment card, Result summary, Next bet |
Tagsno overlap | LeanStartupValidationMVP | ExperimentsGrowthAnalyticsValidation | RetrospectiveLearningReflectionTeam | MarketingGrowthExperimentsLearning |