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| Criterion |  Operations ALPEN Method |  Product Discovery Smoke Test |  Innovation Lean Startup |  Product Discovery Fake Door Test |
|---|---|---|---|---|
Purposedifferent | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. | When demand only needs to be roughly verified, it tests interest with minimal effort. It measures whether people would take a next step at all. | 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 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 | Low | Medium | Medium |
Timedifferent | 10-20 min daily | 1-5 Tage | Wochen bis Monate je Lernzyklus | 1-5 Tage |
Participantsdifferent | 1 | Nutzertraffic | 2-8 | Nutzertraffic |
Formatdifferent | Async | Async | Workshop + async | Async |
Outputdifferent | Daily Plan, Time Estimates, Review Notes | Interest Metrics, Conversion Signal, Learning Note | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Click Data, Interest Signal, Learning Decision |
Tagsno overlap | PlanningTime managementProductivityOperations | ValidationExperimentsDemandGrowth | LeanStartupValidationMVP | ValidationExperimentsDemandDiscovery |