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| Criterion | ![]() Innovation Lean Startup | ![]() Architecture ARID (Active Reviews for Intermediate Designs) | ![]() Decision Making RAPID |
|---|---|---|---|
Purposedifferent | 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. | ARID examines how well developers can work with a technical design. It focuses on a part of the system that can still be revised, between the architecture overview and the detailed specification. | In complex management decisions, clarity is often missing about who recommends, who agrees, and who makes the decision. RAPID creates this assignment and stabilizes decisions across several levels. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | Wochen bis Monate je Lernzyklus | 2–4 h review as a planning range; preparation and evaluation additional | 45-90 min |
Participantsdifferent | 2-8 | Designers, developers as users, and facilitation | 3-12 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions | RAPID Role Map, Recommendation, Decision Log |
Tagsno overlap | LeanStartupValidationMVP | ArchitectureEngineeringFeedbackValidationTasks | DecisionRolesGovernance |
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