Cm to Inches - Inches to Cm Converter

cm = inch * 0.393701 . 1 cm = 0.393701 inches

Convert Centimeters to Inches (cm to inch) and Inches to Centimeters (inches to cm)

Centimeter - Inches Conversion

Cm to Inch

Enter text in any of the fields and get the equivalent values

Centimeter

Inch

Formula to convert centimeters (cm) to inches (in):

inches = centimeters * 0.393701

For example, to convert 10 centimeters to inches, multiply by 0.393701:

10 cm * 0.393701 = 3.93701 in

Formula to convert inches (in) to centimeters (cm):

centimeters = inches * 2.54

To convert 3 inches to centimeters, multiply by 2.54:

3 in * 2.54 = 7.62 cm

The centimeter is the base unit of length in the metric system.
The inch is the base unit of length in the US Customary Units and British Imperial Units systems of measurement.
One inch is equal to 2.54 centimeters. One centimeter is equal to 0.393701 inches.
Centimeters are commonly used to measure small objects, such as rulers, pencils, and coins.
Inches are commonly used to measure larger objects, such as lumber, furniture, and appliances.
Many countries around the world use the metric system, but the United States and the United Kingdom still use the US Customary Units and British Imperial Units systems of measurement.
The word "centimeter" comes from the Latin words "centum" (meaning "hundred") and "metrum" (meaning "meter"). It was first defined in the 18th century as one one-hundredth of a meter.
The word "inch" comes from the Old English word "ynce", which means "thumb". It is thought to have originated from the practice of measuring the width of a thumb to determine the length of an inch.
The inch is a much older unit of measurement than the centimeter. It has been used in England since at least the 10th century. The centimeter was only first defined in the 18th century, as part of the development of the metric system.
The first ruler with both centimeters and inches was invented in the 19th century

Here is a cm vs inch comparison table:

Characteristic	Centimeter (cm)	Inch (in)
System of measurement	Metric system	US Customary Units and British Imperial Units
Definition	One one-hundredth of a meter	One-twelfth of a foot
Equivalent to	0.393701 inches	2.54 centimeters
Common uses	Measuring small objects, clothing, textile items, engineering drawings, communicating with people in other countries	Measuring larger objects, furniture, appliances, building materials, communicating with people in the United States and Canada
Symbol	cm	in

Use centimeters when:

Measuring small objects, such as coins, screws, or jewelry.
Measuring clothing or other textile items.
Working with engineering or manufacturing drawings.
Communicating with people in other countries, as the metric system is the international system of units.

Use inches when:

Measuring larger objects, such as furniture, appliances, or building materials.
Working with US Customary Units or British Imperial Units.
Buying or selling items that are typically measured in inches, such as lumber, hardware, or clothing.
Communicating with people who are more familiar with inches.