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| Criterion |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Brainstorming |  Innovation Rapid Ideation |  Innovation Crazy 8s |
|---|---|---|---|---|
Purposedifferent | 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 a team faces an open question with many obvious directions, the method first creates breadth instead of premature commitment. It separates idea flow from evaluation and makes lines of thought visible, creating a pool for selection and further development. | When a decision needs to be prepared quickly, the method generates many solution-close variants in a short time. It deliberately relies on pace to undercut self-censorship and perfectionism. This quickly produces a usable field for prioritization and further work. | With only a few minutes available and a still-fuzzy solution search, the method forces a wide range of variants. It produces fast sketches before the first idea can settle in, making different directions directly comparable and open to further development. |
Complexitydifferent | High | Low | Low | Low |
Timedifferent | Several meetings plus preparation and analysis; total effort depends on scope | 30-60 min | 5-20 min | 8-15 min |
Participantsdifferent | Evaluation team, architects, and relevant stakeholders | 4-12 | 1-20 | 1-10 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Idea pool, Theme clusters, Shortlist | Ideenpool, Roh-Shortlist, Cluster | Sketch Set, Idea Shortlist, Direction Options |
Tagsno overlap | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingIdeationCreativityWorkshopDivergence | BrainstormingIdeationDivergenceSpeed | BrainstormingSketchingSpeedDivergenceDesign sprint |