Cooking Calculator

Baking Pan Size Converter

Convert between round, square, loaf, and bundt pan sizes. Know exactly how much batter to use and when to adjust your recipe.

Convert Pan Sizes

Pan Volume Reference

PanVolume (sq in)
Round 6-inch28.3 sq in
Round 8-inch50.3 sq in
Round 9-inch63.6 sq in
Round 10-inch78.5 sq in
Square 8×8-inch64 sq in
Square 9×9-inch81 sq in
Rectangle 13×9-inch117 sq in
Loaf 8.5×4.5-inch38.25 sq in
Loaf 9×5-inch45 sq in
Bundt 10-inch100 sq in
Bundt 12-inch120 sq in
Springform 9-inch63.6 sq in
Springform 10-inch78.5 sq in
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Baking Time Adjustment

When switching to a larger pan, batter is shallower — reduce baking time by 10–15 min and check early. For a smaller pan, increase time by 10–15 min.

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