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| Criterion |  UX Research Diary Study |  Growth Pirate Metrics AARRR |  Product Strategy KPI Tree |  Growth North Star Metric |
|---|---|---|---|---|
Purposedifferent | When experiences build up over days or weeks and a single session cannot capture them, Diary Study records the course of everyday life. Recurring triggers, moods, and habits become visible this way, beyond the sharpness of memory. | For products with complex usage paths, overall growth alone is too coarse to reveal bottlenecks. Pirate Metrics breaks the relationship with the product into consecutive stages and shows where the funnel actually leaks. | When metrics across the organization drift apart, it arranges drivers and effects under one shared logic. It connects customer value, product logic, and decision priorities. The result is captured as a KPI tree and owner list. | When product teams track many metrics, the view of the actual customer outcome easily gets lost. A North Star Metric bundles growth, usage, and value contribution into one signal that makes the system's direction visible. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 1-4 Wochen | 1-2 h Setup, laufend | 90-180 min initial, dann laufend | 1-2 h |
Participantsdifferent | 5-20 | 2-8 | 3-8 | 3-8 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | AARRR funnel, Metric baseline, Experiment backlog | KPI Tree, Owner List | North Star metric, Input metric tree, Measurement cadence |
Tagsno overlap | UX researchTrackingBehavior | GrowthMetricsExperiments | MetricsStrategyAlignmentMeasurement | GrowthMetricsAlignmentRetention |