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| Criterion | ![]() Growth Flywheel | ![]() Decision Making PERT Estimation | ![]() Growth North Star Metric |
|---|---|---|---|
Purposedifferent | Growth often breaks down where a reinforcing mechanism builds up too much friction. A Flywheel shows the cycle of value, repetition, and reinforcement meant to sustain growth. | On complex initiatives, a plain average tends to understate just how uncertain the outcome really is. It separates options, evaluation criteria, and open risks. The result is captured as a PERT Estimate, Expected Value, and Risk Notes. | 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 |
Timedifferent | 60-120 min | 15-45 min | 1-2 h |
Participantsdifferent | 3-8 | 1-8 | 3-8 |
Formatdifferent | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Flywheel Map, Friction Points, Growth Levers, Experiment Backlog | PERT Estimate, Expected Value, Risk Notes | North Star metric, Input metric tree, Measurement cadence |
Tagsno overlap | GrowthRetentionConversion | EstimationUncertaintyRisk | GrowthMetricsAlignmentRetention |
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