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| Criterion |  Product Discovery Fake Door Test |  Product Discovery Smoke Test |
|---|---|---|
Purposedifferent | 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. | 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. |
Complexitydifferent | Medium | Low |
Timesame | 1-5 Tage | 1-5 Tage |
Participantssame | Nutzertraffic | Nutzertraffic |
Formatsame | Async | Async |
Outputdifferent | Click Data, Interest Signal, Learning Decision | Interest Metrics, Conversion Signal, Learning Note |
Tags3 shared | ValidationExperimentsDemandDiscovery | ValidationExperimentsDemandGrowth |
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