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| Criterion |  Innovation Brainwriting |  UX Research User Interviews |  Facilitation Nominal Group Technique |  Innovation Round Robin Brainstorming |
|---|---|---|---|---|
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 teams derive needs only from assumptions and real motives are missing, user interviews give direct access to behavior and meaning. Conversations from the target group's everyday life make patterns, tensions, and open questions solidly visible. | 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. | With unevenly distributed speaking time, the method brings every person into the contribution one after another. It prevents early voices from setting the direction while still producing a shared idea space. This makes participation plannable and the team's diversity visible. |
Complexitydifferent | Low | Low | Medium | Low |
Timedifferent | 15-30 min | 30–60 min per interview | 60-120 min | 20-45 min |
Participantsdifferent | 3-12 | 1 participant per interview | 5-12 | 4-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | Interview Notes, Themes, Insight Summary | Ranked Ideas, Clarified Options, Group Priority | Idea List, Cluster, Shortlist |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | QualitativeResearchCustomerDiscovery | FacilitationPrioritizationVotingInclusion | BrainstormingIdeationFacilitationInclusionCreativity |