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| Criterion |  Architecture C4 Model |  Growth Golden Circle |  Product Discovery Riskiest Assumption Test |  Product Discovery Fake Door Test |
|---|---|---|---|---|
Purposedifferent | The C4 Model makes a system legible across several resolution levels, from context down to code. It suits situations where different audiences need to understand the same architecture from different altitudes. | In positioning and communication, what an offering actually stands for often becomes blurred. The Golden Circle sharpens a product's inner rationale and connects purpose, approach, and offering into a clear statement. | When an idea hinges on one critical unknown, it prioritizes testing that exact piece of uncertainty first. It separates problem, assumption, solution, and evidence. The result is captured as a prioritized list of assumptions, a test plan, and a result report. | When demand is still unclear, it measures interest in a feature before it is built. It separates real behavior from polite agreement and deliberately keeps build effort small. |
Complexitydifferent | Low | Low | Medium | Medium |
Timedifferent | 1-4 h | 30-60 min | 1-2 Wochen pro Iteration | 1-5 Tage |
Participantsdifferent | 1-5 | 1-8 | 2-6 | Nutzertraffic |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Async |
Outputdifferent | Context Diagram, Container Diagram, Component Diagram | Why Statement, Messaging Notes, Positioning Draft | Prioritized Assumption List, Test Plan, Results Report | Click Data, Interest Signal, Learning Decision |
Tagsno overlap | ArchitectureCommunicationVisualization | MarketingPositioningCommunication | ExperimentsValidationDiscoveryAssumptions | ValidationExperimentsDemandDiscovery |