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| Criterion |  Product Discovery Solution Interview |  Innovation Lean Startup |  Architecture Architecture Inception Canvas |  Architecture Software Architecture Canvas |
|---|---|---|---|---|
Purposedifferent | When a solution idea is already on the table, it checks how it is understood and evaluated. It looks for resonance, objections, and missing fit early in the conversation. | 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. | The Architecture Inception Canvas bundles the first architecture questions into a compact decision picture. It fits when an initiative is still in motion but still needs clear guardrails. | The Software Architecture Canvas reduces a system to the most important architecture decisions, constraints, and interfaces. It is useful when teams need a resilient overall picture quickly. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | 30-60 min je Interview | Wochen bis Monate je Lernzyklus | 1-2 h | 1-2 h |
Participantsdifferent | 5-10 Interviews | 2-8 | 3-8 | 3-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop |
Outputdifferent | Solution Feedback, Objection List, Validation Notes | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Inception Canvas, Risks, Goal List, Open Questions | Architecture Canvas, Goals, Constraints, Quality Attributes |
Tagsno overlap | ValidationInterviewsPrototype | LeanStartupValidationMVP | AlignmentArchitectureCanvas | CanvasArchitectureAlignmentWorkshop |