Inches to Centimeters

This calculator converts inches to centimeters for measurements such as screen sizes, clothing, furniture, and project dimensions.

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Enter the length in inches, using a decimal for fractional measurements if needed, and the calculator returns centimeters.

Multiply inches by 2.54. Formula: centimeters = inches × 2.54.

Worked example

A laptop screen measuring 15.6 inches diagonally is 15.6 × 2.54 = 39.624 centimeters. Rounded to one decimal place, that is 39.6 cm.

One inch equals exactly 2.54 centimeters. This is a defined conversion, not an estimate.

Enter half an inch as 0.5 inches. The result is 1.27 centimeters.