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| Criterion |  Decision Making Argument Mapping |  Architecture arc42 |  Decision Making Decision Rights Mapping |  Decision Making DACI |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | In organizations with many stakeholders, it often blurs who actually decides and who is merely consulted. It separates options, evaluation criteria, and open risks. The result is captured as a Decision Rights matrix and an agreement. | 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 | Medium | Low |
Timedifferent | 1-3 h | 1-2 Tage | 90-180 min | 30-60 min |
Participantsdifferent | 1-8 | 1-4 | 4-12 | 2-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Argument Map, Evidence Gaps, Decision Rationale | Architecture Document, Context View, Runtime View, Deployment View | Decision Rights Matrix, Agreement | DACI Matrix, Decision Owner, Decision Log |
Tagsno overlap | SensemakingDecisionRationale | ArchitectureDocumentationCommunication | DecisionGovernanceAlignmentResponsibility | DecisionRolesGovernanceAlignment |