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| Criterion |  Architecture ARID (Active Reviews for Intermediate Designs) |  Product Strategy Lean Canvas |  Operations Eat the Frog |  Innovation Lean Startup |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | The method protects energy and attention for the task that creates the largest progress and is often postponed. | 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 | Medium | Low | Medium |
Timedifferent | 2–4 h review as a planning range; preparation and evaluation additional | 45-90 min | 15-90 min daily | Wochen bis Monate je Lernzyklus |
Participantsdifferent | Designers, developers as users, and facilitation | 1-6 | 1 | 2-8 |
Formatdifferent | Workshop + async | Workshop + async | Async | Workshop + async |
Outputdifferent | Prioritized development tasks, Jointly produced code or pseudocode, Observed difficulties and open design questions, Proposed design revisions | Lean Canvas, Core Assumptions, Experiment Backlog | Priority Task, Completion Note, Daily Focus | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision |
Tagsno overlap | ArchitectureEngineeringFeedbackValidationTasks | StartupLeanAssumptionsBusiness model | PrioritizationProductivityFocusExecution | LeanStartupValidationMVP |