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| Criterion |  UX Research Tree Testing |  UX Research First-click Testing |  Operations Kaizen Event |  Innovation Lean Startup |
|---|---|---|---|---|
Purposedifferent | When a navigation exists but search paths still fail, tree testing checks findability without visual distraction. The method shows whether labels, levels, and paths really lead to the intended destination. | When users immediately turn the wrong way on a screen or wireframe, first click testing checks initial orientation at high speed. The first click shows early whether expectation, labeling, and wayfinding fit together. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. | 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 | Low | Medium | Medium |
Timedifferent | 1-2 Tage | 1-2 Tage | 0.5-5 Tage | Wochen bis Monate je Lernzyklus |
Participantsdifferent | Based on research question | 10-30 | 4-10 | 2-8 |
Formatdifferent | Async | Async | Workshop | Workshop + async |
Outputdifferent | Findability Metrics, Path Analysis, Revised IA | Click Heatmap, Success Rate, Design Recommendations | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision |
Tagsno overlap | Information architectureNavigationFindability | UXNavigationFindabilityValidation | LeanContinuous improvementOperations | LeanStartupValidationMVP |