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| Criterion |  Innovation Lean Startup |  Innovation Design Thinking |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Design Sprint |
|---|---|---|---|---|
Purposedifferent | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | 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. | ATAM helps teams weigh architecture decisions when quality goals compete. The team considers business goals, stakeholder expectations, and technical decisions together. The evaluation shows which risks need further investigation. | 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. |
Complexitydifferent | Medium | High | High | High |
Timedifferent | Wochen bis Monate je Lernzyklus | 1 Tag bis mehrere Wochen | Several meetings plus preparation and analysis; total effort depends on scope | 4-5 Tage |
Participantsdifferent | 2-8 | 4-10 | Evaluation team, architects, and relevant stakeholders | 5-8 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Problem Statement, Prototype, Test Learnings | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Prototype, Test Findings, Decision Rationale |
Tagsno overlap | LeanStartupValidationMVP | InnovationPrototypeResearch | ArchitectureQualityRiskTradeoffsStakeholders | Design sprintPrototypeValidationInnovation |