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| Criterion |  Innovation Brainwriting |  Product Discovery Opportunity Interview |  Facilitation Mind Mapping |  Facilitation Nominal Group Technique |
|---|---|---|---|---|
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 opportunities are still hidden behind signals of need, it structures conversations around needs and obstacles. It looks for patterns that lead to new product opportunities. | 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. | When loud voices could dominate a round, Nominal Group Technique protects individual thinking time from group effects. It collects ideas separately first and only then enables shared weighting. |
Complexitydifferent | Low | Medium | Low | Medium |
Timedifferent | 15-30 min | 30-60 min je Interview | 15-45 min | 60-120 min |
Participantsdifferent | 3-12 | 5-12 Interviews | 1-10 | 5-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | Interview Notes, Opportunity Themes, Customer Quotes | Mind Map, Topic Clusters, Open Questions | Ranked Ideas, Clarified Options, Group Priority |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | DiscoveryInterviewsOpportunityCustomer | BrainstormingIdeasMappingStructureFacilitation | FacilitationPrioritizationVotingInclusion |