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| Criterion |  Innovation Brainwriting |  UX Research User Interviews |  Facilitation Nominal Group Technique |  Facilitation Dot Voting |
|---|---|---|---|---|
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. | When a workshop has produced too many options and the group needs to condense quickly, dot voting makes preferences visible in a short time. It bundles individual votes into a solid signal for the next selection. |
Complexitydifferent | Low | Low | Medium | Low |
Timedifferent | 15-30 min | 30–60 min per interview | 60-120 min | 5-15 min |
Participantsdifferent | 3-12 | 1 participant per interview | 5-12 | 3-20 |
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 | Ranked list, Consensus signal, Shortlist |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | QualitativeResearchCustomerDiscovery | FacilitationPrioritizationVotingInclusion | FacilitationVotingConsensusPrioritization |