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| Criterion |  Innovation Design Sprint |  Operations Causal Factor Analysis |  Operations Barrier Analysis |  Innovation Design Thinking |
|---|---|---|---|---|
Purposedifferent | When the product question is unclear and time pressure is high, the method takes a team from an open idea to a testable solution. It connects problem understanding, decision, and learning in one compact format, lowering the risk of spending a lot of energy on a mere guess. | For an event with a complicated course, the method breaks down the contributing factors along the timeline. It shows how conditions, decisions, and reactions together produce a course of events. | For a risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | For complex user problems with an uncertain cause, the method connects observation, interpretation, and experiment into a learning cycle. It keeps the focus on real needs and avoids premature solution language. This produces robust decisions for product and service. |
Complexitydifferent | High | High | Medium | High |
Timedifferent | 4-5 Tage | 2-6 h | 2-4 h | 1 Tag bis mehrere Wochen |
Participantsdifferent | 5-8 | 3-10 | 2-6 | 4-10 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop |
Outputdifferent | Prototype, Test Findings, Decision Rationale | Event Timeline, Causal Factor Chart, Cause List, Corrective Actions | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Problem Statement, Prototype, Test Learnings |
Tagsno overlap | Design sprintPrototypeValidationInnovation | CausalityIncidentRoot causeTimeline | Root causeSafetyIncident | InnovationPrototypeResearch |