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| Criterion |  Operations PDCA Cycle |  Business Strategy Strategy Execution Loop |  Product Discovery Learning Card |  Product Discovery Fake Door Test |
|---|---|---|---|---|
Purposedifferent | For an improvement that still has to prove itself in everyday work, the method runs it through small learning loops. It connects planning, checking, and standardization into a repeatable learning mode. | The Strategy Execution Loop helps avoid treating strategy as a one-off document. It makes visible how strategic decisions are turned into objectives, initiatives, operational work, measurement, and learning. | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. | When demand is still unclear, it measures interest in a feature before it is built. It separates real behavior from polite agreement and deliberately keeps build effort small. |
Complexitydifferent | Low | High | Low | Medium |
Timedifferent | 1 h bis mehrere Wochen | Initial 3-6 h, then monthly or quarterly reviews | 25-40 min | 1-5 Tage |
Participantsdifferent | 1-8 | 5-12 | 1-5 | Nutzertraffic |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Async |
Outputdifferent | PDCA Log, Experiment Plan, Learning Outcome, Standard Change | Execution Loop, Review Cadence, Strategic Learning Log | Learning Card with evidence and next action | Click Data, Interest Signal, Learning Decision |
Tagsno overlap | Continuous improvementLeanExperiments | ExecutionCadenceLearningGovernance | ExperimentsValidationDiscoveryLearning | ValidationExperimentsDemandDiscovery |