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| Criterion |  Growth A/B Testing |  UX Design Service Blueprinting |  Product Discovery Smoke Test |  UX Research Customer Journey Mapping |
|---|---|---|---|---|
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 a service experience is spread across several touchpoints, it brings frontstage and backstage together. It shows where user contact and internal responsibility must fit. | When demand only needs to be roughly verified, it tests interest with minimal effort. It measures whether people would take a next step at all. | When a user journey falls apart across many touchpoints, customer journey mapping makes the experience visible as a coherent arc. Phases, emotions, and breaks become legible enough to prioritize critical moments deliberately. |
Complexitydifferent | High | High | Low | Medium |
Timedifferent | 1-4 Wochen | 0.5-2 Tage | 1-5 Tage | 2-4 h |
Participantsdifferent | 1-6 | 6-12 | Nutzertraffic | 4-10 |
Formatdifferent | Async | Workshop | Async | Workshop |
Outputdifferent | Experiment results, Decision log, Learning summary | Service Blueprint, Fail Points, Ownership Map | Interest Metrics, Conversion Signal, Learning Note | Journey Map, Pain-point List, Opportunity Backlog |
Tagsno overlap | ExperimentsGrowthAnalyticsValidation | Service designOperationsJourneyBlueprint | ValidationExperimentsDemandGrowth | JourneyServiceService design |