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| Criterion |  Architecture C4 Model |  Innovation Lean Startup |  Operations A3 Problem Solving |
|---|---|---|---|
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. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. |
Complexitydifferent | Low | Medium | Medium |
Timedifferent | 1-4 h | Wochen bis Monate je Lernzyklus | 45-90 min |
Participantsdifferent | 1-5 | 2-8 | 2-5 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Context Diagram, Container Diagram, Component Diagram | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | A3 Report, Action Plan, Root Cause Analysis |
Tagsno overlap | ArchitectureCommunicationVisualization | LeanStartupValidationMVP | LeanProblem solvingCoachingOperations |
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Methods with strong topical overlap with the current selection, not yet in the comparison.
