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| Criterion |  Innovation Lean Startup |  Architecture ARID (Active Reviews for Intermediate Designs) |  Operations Weekly Review |  Operations Eat the Frog |
|---|---|---|---|---|
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 a week with many open loops, the method creates distance from operational noise. It organizes commitments, calendar, and projects so the next week becomes workable. | The method protects energy and attention for the task that creates the largest progress and is often postponed. |
Complexitydifferent | Medium | Medium | Low | Low |
Timedifferent | Wochen bis Monate je Lernzyklus | 2–4 h review as a planning range; preparation and evaluation additional | 30-60 min | 15-90 min daily |
Participantsdifferent | 2-8 | Designers, developers as users, and facilitation | 1 | 1 |
Formatdifferent | Workshop + async | Workshop + async | Async | 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 | Updated Task System, Weekly Focus, Next Actions | Priority Task, Completion Note, Daily Focus |
Tagsno overlap | LeanStartupValidationMVP | ArchitectureEngineeringFeedbackValidationTasks | ProductivityExecutionPlanning | PrioritizationProductivityFocusExecution |