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| Criterion |  Product Discovery Context Canvas |  Innovation Round Robin Brainstorming |  Facilitation Nominal Group Technique |  Innovation Brainstorming |
|---|---|---|---|---|
Purposedifferent | When an environment of users, systems, and constraints is hard to grasp, it puts the context compactly on the table. It creates a clear reading of influence, boundary, and dependency. | 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. | 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 team faces an open question with many obvious directions, the method first creates breadth instead of premature commitment. It separates idea flow from evaluation and makes lines of thought visible, creating a pool for selection and further development. |
Complexitydifferent | Low | Low | Medium | Low |
Timedifferent | 45-90 min | 20-45 min | 60-120 min | 30-60 min |
Participantsdifferent | 3-10 | 4-10 | 5-12 | 4-12 |
Formatsame | Workshop | Workshop | Workshop | Workshop |
Outputdifferent | Context canvas, Open questions, Shared context notes | Idea List, Cluster, Shortlist | Ranked Ideas, Clarified Options, Group Priority | Idea pool, Theme clusters, Shortlist |
Tagsno overlap | ContextFramingRequirementsCanvas | BrainstormingIdeationFacilitationInclusionCreativity | FacilitationPrioritizationVotingInclusion | BrainstormingIdeationCreativityWorkshopDivergence |