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| Criterion |  Operations Visual Management |  Decision Making Wideband Delphi |  Operations 5 Whys |  Operations Root Cause Analysis |
|---|---|---|---|---|
Purposedifferent | With high tempo and many parallel topics, the method makes status, deviations, and priorities visible at a glance. It reduces search effort and prevents what matters from getting lost in daily work. | A single opinion rarely holds up for planning when the future is genuinely uncertain. It separates options, evaluation criteria, and open risks. The result is captured as an Estimate Range, Assumption Log, and Expert Consensus Notes. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. | When a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. |
Complexitydifferent | Low | High | Low | Medium |
Timedifferent | Ongoing | 1-4 h or multiple rounds | 15-30 min | 1-4 h |
Participantsdifferent | 1-20 | 4-12 Experten | 2-6 | 3-8 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop + async |
Outputdifferent | Visual Board, Status Indicators, Exception Cues | Estimate Range, Assumption Log, Expert Consensus Notes | Root cause notes, Countermeasures | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan |
Tagsno overlap | SignalsOperationsVisual management | EstimationExpertsForecasting | Root causeIncidentLeanProblem solving | Root causeProblem solvingQualityIncident |