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| Criterion |  UX Research Diary Study |  Delivery Cost of Delay |  Decision Making Delphi Method |  Product Strategy Impact Mapping |
|---|---|---|---|---|
Purposedifferent | When experiences build up over days or weeks and a single session cannot capture them, Diary Study records the course of everyday life. Recurring triggers, moods, and habits become visible this way, beyond the sharpness of memory. | Helps clarify scope, order, and delivery flow in concrete terms. It makes work, constraints, and sequence manageable. The result is captured as a Cost of Delay table and prioritization sequence. | 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. | When a goal needs to be connected to several possible paths, it shows chains of impact instead of feature lists. It connects business goal, behavior change, and measures. |
Complexitydifferent | Medium | High | High | Medium |
Timedifferent | 1-4 Wochen | 90-180 min | 1-4 Wochen | 45-90 min |
Participantsdifferent | 5-20 | 3-8 | 6-30 Experten | 3-8 |
Formatdifferent | Async | Workshop | Async | Workshop |
Outputdifferent | Diary Entries, Longitudinal Patterns, Experience Timeline | CoD Table, Prioritization Sequence | Expert Forecast, Consensus Range, Assumption Notes | Impact Map, Outcome Hypotheses, Delivery Options |
Tagsno overlap | UX researchTrackingBehavior | PrioritizationDeliveryEconomicsDecision | ForecastingExpertsDecisionStrategy | OutcomesStrategyBehaviorPlanning |