Inches to Centimeters Converter

Exact conversion

Inches to centimeters formula

cm = in × 2.54

1 in equals 2.54 cm. 10 in equals 25.4 cm.

About these units

in
Inch, a common imperial length unit.
cm
Centimeter, one hundredth of a meter.

Common in to cm values

incm
1 in2.54 cm
5 in12.7 cm
10 in25.4 cm
25 in63.5 cm
50 in127 cm
100 in254 cm

Length guide

How to use the Inches to Centimeters Converter

Convert inches (in) to centimeters (cm) with the exact length formula, worked examples, and a common-values table. The page also explains the inches to centimeters formula and shows a practical example: 1 in equals 2.54 cm. 10 in equals 25.4 cm.

  1. 1

    Enter your details

    Enter the source value, then choose the units or values you want to convert.

  2. 2

    Check the calculation

    Review the result alongside the inches to centimeters formula: cm = in × 2.54.

  3. 3

    Compare scenarios

    Change one or more inputs to see how they affect the inches to Centimeters Converter result before you use the estimate.