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| Criterion |  Decision Making RAPID |  Architecture arc42 |  UX Research Affinity Diagramming |  Decision Making DACI |
|---|---|---|---|---|
Purposedifferent | 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. | arc42 structures architecture knowledge so teams can document system, decisions, and risks consistently. The template builds a living understanding of the architecture instead of scattered notes. | When research notes, feedback, or observations sit unconnected side by side, affinity diagramming sorts the raw material into solid themes. Many individual points turn into patterns that make decisions and opportunities clearer. | 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 | Medium | Low | Low | Low |
Timedifferent | 45-90 min | 1-2 Tage | 45–90 min | 30-60 min |
Participantsdifferent | 3-12 | 1-4 | 3-10 | 2-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | RAPID Role Map, Recommendation, Decision Log | Architecture Document, Context View, Runtime View, Deployment View | Theme clusters, Insight statements, Opportunity areas | DACI Matrix, Decision Owner, Decision Log |
Tagsno overlap | DecisionRolesGovernance | ArchitectureDocumentationCommunication | SynthesisQualitativeRoot cause | DecisionRolesGovernanceAlignment |