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Project Management & Agile · Foundational

T-Shirt Sizing

Relative estimation technique using sizes such as XS, S, M, L, and XL.

Definition

Useful for early, coarse estimates of epics or roadmap items when precision is not needed.

Example

Roadmap features are sized S, M, and XL for quarterly planning.

Exam tip

Good for high-level, early estimates; refine later.

Related terms