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| Criterion |  Innovation Brainwriting |  Facilitation Mind Mapping |  Product Discovery Test Card |  Product Discovery Fake Door Test |
|---|---|---|---|---|
Purposedifferent | When loud voices or hierarchy distort the idea search, the method creates a quiet entry into joint development. It gives everyone thinking space and gathers contributions without social brakes, making diversity more visible and easier to build on. | When a topic is still unclear and too many thoughts surface at once, Mind Mapping creates an open surface for ordering them. It makes connections, subtopics, and starting points visible without fixing them too early. | The Test Card turns a critical assumption into a testable claim and specifies in advance which result counts as success. | 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 | Low | Medium |
Timedifferent | 15-30 min | 15-45 min | 20-35 min | 1-5 Tage |
Participantsdifferent | 3-12 | 1-10 | 1-5 | Nutzertraffic |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Async |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | Mind Map, Topic Clusters, Open Questions | Test Card with a pre-set threshold | Click Data, Interest Signal, Learning Decision |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | BrainstormingIdeasMappingStructureFacilitation | ExperimentsValidationDiscoveryHypothesis | ValidationExperimentsDemandDiscovery |