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| Criterion |  Decision Making Assumption Surfacing |  Architecture C4 Model |  Product Discovery Riskiest Assumption Test |  Product Discovery Learning Card |
|---|---|---|---|---|
Purposedifferent | Plans often contain assumptions that were never openly stated and remain dangerous precisely because of that. Assumption Surfacing makes these silent premises visible and prioritizes which of them carry the initiative or could sink it. | 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. | 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. | The Learning Card connects traceable test results to a reasoned next action while keeping the limits of the insight visible. |
Complexitydifferent | Low | Low | Medium | Low |
Timedifferent | 45-90 min | 1-4 h | 1-2 Wochen pro Iteration | 25-40 min |
Participantsdifferent | 2-8 | 1-5 | 2-6 | 1-5 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Assumption List, Critical Assumptions, Learning Plan | Context Diagram, Container Diagram, Component Diagram | Prioritized Assumption List, Test Plan, Results Report | Learning Card with evidence and next action |
Tagsno overlap | AssumptionsRiskDecisionDiscovery | ArchitectureCommunicationVisualization | ExperimentsValidationDiscoveryAssumptions | ExperimentsValidationDiscoveryLearning |