Baking Pan Converter

Compare round, square, or rectangular pans. Similar depth supports area-based scaling; materially different depths should be checked with the pan-volume calculator.

Original shape

Original width/diameter

Original length (rectangle)

Unit

New shape

New width/diameter

New length (rectangle)

—Original pan area

—New pan area

—Recipe scale factor

—More/less batter

Area-based scaling assumes similar pan depth and desired batter depth. For different depths or unusual pan shapes, compare usable volume instead.

Prefer weight when repeatability matters

Mass↔volume estimates depend on ingredient density and measuring technique. Pan substitutions can also change bake time and browning even when volume ratios match, while fermentation timing depends on temperature and dough conditions rather than one percentage alone.

Choose area or usable-volume scaling

Area is appropriate only when fill depth is comparable. Different depths can now be compared by straight-sided usable volume instead of hiding that assumption.

Designed for fast kitchen use

The v263 interface keeps primary inputs and result trust in the first workflow, uses larger mobile controls, kitchen-friendly fractions where useful, and exposes the governing assumption instead of burying it below the calculator.