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| Criterion |  Innovation Brainwriting |  Decision Making Constraint Analysis |  Decision Making DACI |  Decision Making RAPID |
|---|---|---|---|---|
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 an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. | In cross-functional decisions, responsibilities quickly blur between approval, influence, and execution. DACI arranges these roles so decision pressure, contribution, and information stay cleanly separated. | In complex management decisions, clarity is often missing about who recommends, who agrees, and who makes the decision. RAPID creates this assignment and stabilizes decisions across several levels. |
Complexitydifferent | Low | Low | Low | Medium |
Timedifferent | 15-30 min | 30-90 min | 30-60 min | 45-90 min |
Participantsdifferent | 3-12 | 2-8 | 2-10 | 3-12 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | DACI Matrix, Decision Owner, Decision Log | RAPID Role Map, Recommendation, Decision Log |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | ConstraintsDecisionPlanningOptions | DecisionRolesGovernanceAlignment | DecisionRolesGovernance |