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| Criterion |  Decision Making Delphi Method |  Architecture arc42 |  Product Strategy Product Vision Board |  Architecture Software Architecture Canvas |
|---|---|---|---|---|
Purposedifferent | 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. | When a product needs a shared direction, it connects target audience, benefit, and business picture in a clear vision. It makes the envisioned future legible for the team. | The Software Architecture Canvas reduces a system to the most important architecture decisions, constraints, and interfaces. It is useful when teams need a resilient overall picture quickly. |
Complexitydifferent | High | Low | Low | Low |
Timedifferent | 1-4 Wochen | 1-2 Tage | 1-2 h | 1-2 h |
Participantsdifferent | 6-30 Experten | 1-4 | 2-8 | 3-10 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | Architecture Document, Context View, Runtime View, Deployment View | Product Vision Board, Vision Statement, Assumptions and Validation Questions | Architecture Canvas, Goals, Constraints, Quality Attributes |
Tagsno overlap | ForecastingExpertsDecisionStrategy | ArchitectureDocumentationCommunication | VisionCanvasStrategyAlignment | CanvasArchitectureAlignmentWorkshop |