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| Criterion |  Operations Ivy Lee Method |  Product Discovery Assumption Mapping |  Operations Getting Things Done |  Growth A/B Testing |
|---|---|---|---|---|
Purposedifferent | 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. | When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | 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. |
Complexitydifferent | Low | Medium | Medium | High |
Timedifferent | 5-10 min daily | 45-60 min | 1-2 h Setup, laufend | 1-4 Wochen |
Participantsdifferent | 1 | 2-8 | 1 | 1-6 |
Formatdifferent | Async | Workshop + async | Async | Async |
Outputdifferent | Daily Priority List, Completion Notes | Assumption map, Test backlog, Risk ranking | Action Lists, Project List, Review Routine | Experiment results, Decision log, Learning summary |
Tagsno overlap | PrioritizationProductivityExecution | AssumptionsRiskExperimentsValidation | ProductivityPlanningTasksExecution | ExperimentsGrowthAnalyticsValidation |