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| Criterion |  Decision Making Constraint Analysis |  Decision Making Delphi Method |  Architecture arc42 |  Architecture Architecture Communication Canvas |
|---|---|---|---|---|
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. | When knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | 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. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. |
Complexitydifferent | Low | High | Low | Medium |
Timedifferent | 30-90 min | 1-4 Wochen | 1-2 Tage | 60-120 min |
Participantsdifferent | 2-8 | 6-30 Experten | 1-4 | 2-8 |
Formatdifferent | Workshop + async | Async | Workshop + async | Workshop + async |
Outputdifferent | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Expert Forecast, Consensus Range, Assumption Notes | Architecture Document, Context View, Runtime View, Deployment View | Communication Canvas, Stakeholder Messages, Architecture Communication Plan |
Tagsno overlap | ConstraintsDecisionPlanningOptions | ForecastingExpertsDecisionStrategy | ArchitectureDocumentationCommunication | ArchitectureCommunicationStakeholdersCanvas |