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| Criterion |  Growth North Star Metric |  Product Discovery Assumption Mapping |  Product Strategy Counter Metrics |  Growth Pirate Metrics AARRR |
|---|---|---|---|---|
Purposedifferent | 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. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | 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. | 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. |
Complexitydifferent | Medium | Medium | Low | Medium |
Timedifferent | 1-2 h | 45-60 min | 30-60 min | 1-2 h Setup, laufend |
Participantsdifferent | 3-8 | 2-8 | 2-6 | 2-8 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | North Star metric, Input metric tree, Measurement cadence | Assumption map, Test backlog, Risk ranking | Counter Metric List, Guardrail Definitions | AARRR funnel, Metric baseline, Experiment backlog |
Tagsno overlap | GrowthMetricsAlignmentRetention | AssumptionsRiskExperimentsValidation | MetricsMeasurementStrategyExperiments | GrowthMetricsExperiments |