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| Criterion |  Innovation Brainwriting |  Architecture Request for Comments |  Decision Making Argument Mapping |  Decision Making DACI |
|---|---|---|---|---|
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. | An RFC clarifies architecture context, options, and consequences. It structures technical context, alternatives, tradeoffs, open questions, and review feedback, and captures the result as an RFC document, reviewer comments, and a decision rationale. | When statements, evidence, and counterarguments get mixed up, a debate quickly loses its structure. Argument Mapping breaks a thesis down into its reasoning and makes visible what it really rests on. | 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. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 15-30 min | 1-3 Wochen vom Draft bis zur Entscheidung | 1-3 h | 30-60 min |
Participantsdifferent | 3-12 | 3-20 Reviewer | 1-8 | 2-10 |
Formatdifferent | Workshop + async | Async | Workshop + async | Workshop + async |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | RFC document, Reviewer comments, Decision rationale, Follow-up ADR or tickets | Argument Map, Evidence Gaps, Decision Rationale | DACI Matrix, Decision Owner, Decision Log |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | ArchitectureDecisionAsyncGovernance | SensemakingDecisionRationale | DecisionRolesGovernanceAlignment |