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Inches to Centimeters (in to cm)

1 inch = 2.54 cm. Type any number below, or pick a value from the chart.

Quick Reference

Formula

cm = in × 2.54

Example: 10 × 2.54 = 25.4

The other way round

1 centimeter = 0.3937 in

Centimeters to Inches (cm to in) →

Inches to Centimeters (in to cm) chart

Tap a value for the worked answer.

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About the Unit Converter

The unit converter changes values between metric and imperial units for length, weight, temperature, digital data, area, and volume.

How to use it

  1. 1 Choose a category, such as length or temperature.
  2. 2 Pick the unit to convert from and the unit to convert to.
  3. 3 Type a value to see the converted result straight away.

Frequently asked questions

How do I convert inches to centimeters?

Multiply by 2.54: there are 2.54 centimeters in one inch.

What is 1 inch in centimeters?

1 inch is 2.54 centimeters.

How do I convert Celsius to Fahrenheit?

Multiply the Celsius value by 9/5 and add 32. For example, 20 °C × 9/5 + 32 = 68 °F.

How many centimetres are in an inch?

One inch is exactly 2.54 centimetres, and one foot is 30.48 centimetres.

Is a kilobyte 1,000 or 1,024 bytes?

In SI units a kilobyte (kB) is 1,000 bytes. A kibibyte (KiB) is 1,024 bytes. Some operating systems still use "KB" to mean 1,024 bytes.