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| Criterion |  Product Discovery Jobs to Be Done |  Knowledge Modeling IBIS |  Architecture C4 Model |
|---|---|---|---|
Purposedifferent | When switching motives and progress are unclear, it reconstructs the situation from real customer circumstances. It shows why a switch happens and what kind of progress is being sought. | IBIS structures thinking about complex questions as a sequence of issues, ideas, and arguments. The method keeps discussions open without forcing them into premature consensus. | 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. |
Complexitydifferent | Medium | Medium | Low |
Timedifferent | 1-3 Wochen | 1-3 h | 1-4 h |
Participantsdifferent | 5-12 Interviews | 2-8 | 1-5 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Job Stories, Outcome Statements, Opportunity List | Issue Map, Positions, Argument Notes | Context Diagram, Container Diagram, Component Diagram |
Tagsno overlap | CustomerOutcomesNeeds | RationaleKnowledgeDecision | ArchitectureCommunicationVisualization |
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