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| Criterion |  Operations PDCA Cycle |  Operations Getting Things Done |  Operations Ivy Lee Method |  Operations Weekly Review |
|---|---|---|---|---|
Purposedifferent | For an improvement that still has to prove itself in everyday work, the method runs it through small learning loops. It connects planning, checking, and standardization into a repeatable learning mode. | 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. | 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. | In a week with many open loops, the method creates distance from operational noise. It organizes commitments, calendar, and projects so the next week becomes workable. |
Complexitydifferent | Low | Medium | Low | Low |
Timedifferent | 1 h bis mehrere Wochen | 1-2 h Setup, laufend | 5-10 min daily | 30-60 min |
Participantsdifferent | 1-8 | 1 | 1 | 1 |
Formatdifferent | Workshop + async | Async | Async | Async |
Outputdifferent | PDCA Log, Experiment Plan, Learning Outcome, Standard Change | Action Lists, Project List, Review Routine | Daily Priority List, Completion Notes | Updated Task System, Weekly Focus, Next Actions |
Tagsno overlap | Continuous improvementLeanExperiments | ProductivityPlanningTasksExecution | PrioritizationProductivityExecution | ProductivityExecutionPlanning |