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| Criterion |  Growth Growth Experiment |  Growth Pirate Metrics AARRR |  Growth North Star Metric |  Engineering Goal Question Metric |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | Helps clarify technical problems, hypotheses, and next steps in concrete terms. It breaks a technical problem into testable parts. The result is captured as a GQM table and metric briefs. |
Complexitysame | Medium | Medium | Medium | Medium |
Timedifferent | 1-2 Wochen | 1-2 h Setup, laufend | 1-2 h | 90-180 min |
Participantsdifferent | 1-6 | 2-8 | 3-8 | 3-6 |
Formatdifferent | Workshop + async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Experiment card, Result summary, Next bet | AARRR funnel, Metric baseline, Experiment backlog | North Star metric, Input metric tree, Measurement cadence | GQM Table, Metric Profiles |
Tagsno overlap | MarketingGrowthExperimentsLearning | GrowthMetricsExperiments | GrowthMetricsAlignmentRetention | MetricsMeasurementEngineeringAlignment |