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| Criterion |  Growth A/B Testing |  Growth North Star Metric |  Architecture Architecture Communication Canvas |  Architecture Software Architecture Canvas |
|---|---|---|---|---|
Purposedifferent | When two variants compete, discussions quickly decide by taste rather than effect. A/B Testing checks behavior under controlled conditions and separates real improvement from chance or expectation effects. | 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. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. | The Software Architecture Canvas reduces a system to the most important architecture decisions, constraints, and interfaces. It is useful when teams need a resilient overall picture quickly. |
Complexitydifferent | High | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 1-2 h | 60-120 min | 1-2 h |
Participantsdifferent | 1-6 | 3-8 | 2-8 | 3-10 |
Formatdifferent | Async | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Experiment results, Decision log, Learning summary | North Star metric, Input metric tree, Measurement cadence | Communication Canvas, Stakeholder Messages, Architecture Communication Plan | Architecture Canvas, Goals, Constraints, Quality Attributes |
Tagsno overlap | ExperimentsGrowthAnalyticsValidation | GrowthMetricsAlignmentRetention | ArchitectureCommunicationStakeholdersCanvas | CanvasArchitectureAlignmentWorkshop |