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| Criterion |  Growth Pirate Metrics AARRR |  UX Research Diary Study |  Growth Growth Experiment |  Product Strategy Counter Metrics |
|---|---|---|---|---|
Purposedifferent | 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 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. | When growth ideas surface quickly, the temptation to build immediately instead of learning is high. A Growth Experiment frames an assumption so target group, lever, and measurement are clear before the first deployment. | When a headline metric could mask side effects, it adds guardrail signals against unwanted outcomes. It connects customer value, product logic, and decision priorities. The result is captured as a counter-metric list and guardrail definitions. |
Complexitydifferent | Medium | Medium | Medium | Low |
Timedifferent | 1-2 h Setup, laufend | 1-4 Wochen | 1-2 Wochen | 30-60 min |
Participantsdifferent | 2-8 | 5-20 | 1-6 | 2-6 |
Formatdifferent | Workshop + async | Async | Workshop + async | Workshop + async |
Outputdifferent | AARRR funnel, Metric baseline, Experiment backlog | Diary Entries, Longitudinal Patterns, Experience Timeline | Experiment card, Result summary, Next bet | Counter Metric List, Guardrail Definitions |
Tagsno overlap | GrowthMetricsExperiments | UX researchTrackingBehavior | MarketingGrowthExperimentsLearning | MetricsMeasurementStrategyExperiments |