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Pan substitution
scale factors.
Every pan swap in one place — exact scale factors calculated from base area, plus bake time and depth guidance for 90 combinations.
From 9×13 rectangle
- 9×13 rectangle → 8×8 square scale factor: 0.55×
- 9×13 rectangle → 9×9 square scale factor: 0.69×
- 9×13 rectangle → 7×11 rectangle scale factor: 0.66×
- 9×13 rectangle → 8×12 rectangle scale factor: 0.82×
- 9×13 rectangle → 8-inch round scale factor: 0.43×
- 9×13 rectangle → 9-inch round scale factor: 0.54×
- 9×13 rectangle → 10-inch round scale factor: 0.67×
- 9×13 rectangle → 9×5 loaf pan scale factor: 0.38×
- 9×13 rectangle → 8×4 loaf pan scale factor: 0.27×
From 8×8 square
- 8×8 square → 9×13 rectangle scale factor: 1.83×
- 8×8 square → 9×9 square scale factor: 1.27×
- 8×8 square → 7×11 rectangle scale factor: 1.2×
- 8×8 square → 8×12 rectangle scale factor: 1.5×
- 8×8 square → 8-inch round scale factor: 0.79×
- 8×8 square → 9-inch round scale factor: 0.99×
- 8×8 square → 10-inch round scale factor: 1.23×
- 8×8 square → 9×5 loaf pan scale factor: 0.7×
- 8×8 square → 8×4 loaf pan scale factor: 0.5×
From 9×9 square
- 9×9 square → 9×13 rectangle scale factor: 1.44×
- 9×9 square → 8×8 square scale factor: 0.79×
- 9×9 square → 7×11 rectangle scale factor: 0.95×
- 9×9 square → 8×12 rectangle scale factor: 1.19×
- 9×9 square → 8-inch round scale factor: 0.62×
- 9×9 square → 9-inch round scale factor: 0.79×
- 9×9 square → 10-inch round scale factor: 0.97×
- 9×9 square → 9×5 loaf pan scale factor: 0.56×
- 9×9 square → 8×4 loaf pan scale factor: 0.4×
From 7×11 rectangle
- 7×11 rectangle → 9×13 rectangle scale factor: 1.52×
- 7×11 rectangle → 8×8 square scale factor: 0.83×
- 7×11 rectangle → 9×9 square scale factor: 1.05×
- 7×11 rectangle → 8×12 rectangle scale factor: 1.25×
- 7×11 rectangle → 8-inch round scale factor: 0.65×
- 7×11 rectangle → 9-inch round scale factor: 0.83×
- 7×11 rectangle → 10-inch round scale factor: 1.02×
- 7×11 rectangle → 9×5 loaf pan scale factor: 0.58×
- 7×11 rectangle → 8×4 loaf pan scale factor: 0.42×
From 8×12 rectangle
- 8×12 rectangle → 9×13 rectangle scale factor: 1.22×
- 8×12 rectangle → 8×8 square scale factor: 0.67×
- 8×12 rectangle → 9×9 square scale factor: 0.84×
- 8×12 rectangle → 7×11 rectangle scale factor: 0.8×
- 8×12 rectangle → 8-inch round scale factor: 0.52×
- 8×12 rectangle → 9-inch round scale factor: 0.66×
- 8×12 rectangle → 10-inch round scale factor: 0.82×
- 8×12 rectangle → 9×5 loaf pan scale factor: 0.47×
- 8×12 rectangle → 8×4 loaf pan scale factor: 0.33×
From 8-inch round
- 8-inch round → 9×13 rectangle scale factor: 2.33×
- 8-inch round → 8×8 square scale factor: 1.27×
- 8-inch round → 9×9 square scale factor: 1.61×
- 8-inch round → 7×11 rectangle scale factor: 1.53×
- 8-inch round → 8×12 rectangle scale factor: 1.91×
- 8-inch round → 9-inch round scale factor: 1.27×
- 8-inch round → 10-inch round scale factor: 1.56×
- 8-inch round → 9×5 loaf pan scale factor: 0.9×
- 8-inch round → 8×4 loaf pan scale factor: 0.64×
From 9-inch round
- 9-inch round → 9×13 rectangle scale factor: 1.84×
- 9-inch round → 8×8 square scale factor: 1.01×
- 9-inch round → 9×9 square scale factor: 1.27×
- 9-inch round → 7×11 rectangle scale factor: 1.21×
- 9-inch round → 8×12 rectangle scale factor: 1.51×
- 9-inch round → 8-inch round scale factor: 0.79×
- 9-inch round → 10-inch round scale factor: 1.23×
- 9-inch round → 9×5 loaf pan scale factor: 0.71×
- 9-inch round → 8×4 loaf pan scale factor: 0.5×
From 10-inch round
- 10-inch round → 9×13 rectangle scale factor: 1.49×
- 10-inch round → 8×8 square scale factor: 0.81×
- 10-inch round → 9×9 square scale factor: 1.03×
- 10-inch round → 7×11 rectangle scale factor: 0.98×
- 10-inch round → 8×12 rectangle scale factor: 1.22×
- 10-inch round → 8-inch round scale factor: 0.64×
- 10-inch round → 9-inch round scale factor: 0.81×
- 10-inch round → 9×5 loaf pan scale factor: 0.57×
- 10-inch round → 8×4 loaf pan scale factor: 0.41×
From 9×5 loaf pan
- 9×5 loaf pan → 9×13 rectangle scale factor: 2.6×
- 9×5 loaf pan → 8×8 square scale factor: 1.42×
- 9×5 loaf pan → 9×9 square scale factor: 1.8×
- 9×5 loaf pan → 7×11 rectangle scale factor: 1.71×
- 9×5 loaf pan → 8×12 rectangle scale factor: 2.13×
- 9×5 loaf pan → 8-inch round scale factor: 1.12×
- 9×5 loaf pan → 9-inch round scale factor: 1.41×
- 9×5 loaf pan → 10-inch round scale factor: 1.75×
- 9×5 loaf pan → 8×4 loaf pan scale factor: 0.71×
From 8×4 loaf pan
- 8×4 loaf pan → 9×13 rectangle scale factor: 3.66×
- 8×4 loaf pan → 8×8 square scale factor: 2×
- 8×4 loaf pan → 9×9 square scale factor: 2.53×
- 8×4 loaf pan → 7×11 rectangle scale factor: 2.41×
- 8×4 loaf pan → 8×12 rectangle scale factor: 3×
- 8×4 loaf pan → 8-inch round scale factor: 1.57×
- 8×4 loaf pan → 9-inch round scale factor: 1.99×
- 8×4 loaf pan → 10-inch round scale factor: 2.45×
- 8×4 loaf pan → 9×5 loaf pan scale factor: 1.41×
Related guides
Apply the scale factor to your recipe
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