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| Criterion |  Growth Pirate Metrics AARRR |  Growth North Star Metric |  Product Discovery Riskiest Assumption Test |
|---|---|---|---|
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 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 an idea hinges on one critical unknown, it prioritizes testing that exact piece of uncertainty first. It separates problem, assumption, solution, and evidence. The result is captured as a prioritized list of assumptions, a test plan, and a result report. |
Complexitysame | Medium | Medium | Medium |
Timedifferent | 1-2 h Setup, laufend | 1-2 h | 1-2 Wochen pro Iteration |
Participantsdifferent | 2-8 | 3-8 | 2-6 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | AARRR funnel, Metric baseline, Experiment backlog | North Star metric, Input metric tree, Measurement cadence | Prioritized Assumption List, Test Plan, Results Report |
Tagsno overlap | GrowthMetricsExperiments | GrowthMetricsAlignmentRetention | ExperimentsValidationDiscoveryAssumptions |
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