How to convert inches to cm
- Type the measurement in inches in the Value field.
- See the result in centimeters, highlighted at the top.
- You also see the measurement in feet, yards, meters and other units.
- Tap Copy result to take the equivalents with you.
The formula and examples
One inch is exactly 2.54 centimeters, so to convert inches to centimeters you multiply by 2.54: 10 in is 25.4 cm, 32 in is 81.28 cm and 55 in is 139.7 cm.
It's the conversion you need to know the real size of a TV or monitor (advertised in inches), the size of a tire or a phone screen, and the dimensions of imported products.
Good to know
- The inch is defined as exactly 2.54 cm, so the conversion is exact.
- A 55-inch screen is measured diagonally, not by width or height.
- The result is rounded to 8 significant digits.
Frequently asked questions
How many centimeters is 10 inches?
25.4 cm.
How many centimeters is a 55-inch TV?
139.7 cm measured diagonally.
How do I convert inches to cm?
Multiply the inches by 2.54.
How many inches are in a foot?
12 inches, which is 30.48 cm.