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| Criterion |  Product Strategy Lean Canvas |  Architecture arc42 |  Product Discovery Assumption Mapping |  Innovation Lean Startup |
|---|---|---|---|---|
Purposedifferent | When an early product bet still has too many open points, it brings target group, problem, and assumptions into a single view. It condenses the idea so core risks become nameable. | 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 assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | 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. |
Complexitydifferent | Medium | Low | Medium | Medium |
Timedifferent | 45-90 min | 1-2 Tage | 45-60 min | Wochen bis Monate je Lernzyklus |
Participantsdifferent | 1-6 | 1-4 | 2-8 | 2-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Lean Canvas, Core Assumptions, Experiment Backlog | Architecture Document, Context View, Runtime View, Deployment View | Assumption map, Test backlog, Risk ranking | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision |
Tagsno overlap | StartupLeanAssumptionsBusiness model | ArchitectureDocumentationCommunication | AssumptionsRiskExperimentsValidation | LeanStartupValidationMVP |