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| Criterion |  UX Design Service Blueprinting |  Decision Making Delphi Method |  Decision Making OODA Loop |  UX Research Customer Journey Mapping |
|---|---|---|---|---|
Purposedifferent | 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 knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | In dynamic situations, decisions become outdated faster than they can be prepared. The OODA Loop holds observing, orienting, deciding, and acting together as a recurring rhythm so reaction does not slide into inertia. | 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 | Medium | Medium |
Timedifferent | 0.5-2 Tage | 1-4 Wochen | 15-60 min je Zyklus | 2-4 h |
Participantsdifferent | 6-12 | 6-30 Experten | 1-8 | 4-10 |
Formatdifferent | Workshop | Async | Workshop + async | Workshop |
Outputdifferent | Service Blueprint, Fail Points, Ownership Map | Expert Forecast, Consensus Range, Assumption Notes | Situation Assessment, Decision Loop, Action Updates | Journey Map, Pain-point List, Opportunity Backlog |
Tagsno overlap | Service designOperationsJourneyBlueprint | ForecastingExpertsDecisionStrategy | DecisionChangeLearningStrategy | JourneyServiceService design |