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| Criterion |  Decision Making Constraint Analysis |  Operations ALPEN Method |  Architecture Request for Comments |  Decision Making DACI |
|---|---|---|---|---|
Purposedifferent | 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. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. | 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. | 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 | Low | Medium | Low |
Timedifferent | 30-90 min | 10-20 min daily | 1-3 Wochen vom Draft bis zur Entscheidung | 30-60 min |
Participantsdifferent | 2-8 | 1 | 3-20 Reviewer | 2-10 |
Formatdifferent | Workshop + async | Async | Async | Workshop + async |
Outputdifferent | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Daily Plan, Time Estimates, Review Notes | RFC document, Reviewer comments, Decision rationale, Follow-up ADR or tickets | DACI Matrix, Decision Owner, Decision Log |
Tagsno overlap | ConstraintsDecisionPlanningOptions | PlanningTime managementProductivityOperations | ArchitectureDecisionAsyncGovernance | DecisionRolesGovernanceAlignment |