Formula
Convert inches to centimeters with:
cm = in * 2.54
Example
5 in = 12.7 cm
inches to centimeters table
Questions
How many centimeters are in a inche?
One inche is 2.54 centimeters. Enter any value above to convert instantly.
What is the formula to convert inches to centimeters?
Use cm = in * 2.54. The calculator applies this for every value you type.
Is this conversion exact?
Yes — it uses the standard conversion factor (cm = in * 2.54), rounded to 6 significant digits for display.