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| Criterion |  Operations ALPEN Method |  Decision Making Delphi Method |  Operations Ivy Lee Method |  Operations Eat the Frog |
|---|---|---|---|---|
Purposedifferent | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. | 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. | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | The method protects energy and attention for the task that creates the largest progress and is often postponed. |
Complexitydifferent | Low | High | Low | Low |
Timedifferent | 10-20 min daily | 1-4 Wochen | 5-10 min daily | 15-90 min daily |
Participantsdifferent | 1 | 6-30 Experten | 1 | 1 |
Formatsame | Async | Async | Async | Async |
Outputdifferent | Daily Plan, Time Estimates, Review Notes | Expert Forecast, Consensus Range, Assumption Notes | Daily Priority List, Completion Notes | Priority Task, Completion Note, Daily Focus |
Tagsno overlap | PlanningTime managementProductivityOperations | ForecastingExpertsDecisionStrategy | PrioritizationProductivityExecution | PrioritizationProductivityFocusExecution |