CM to Inches — Free Online Converter

Convert between length, weight, temperature, volume, speed, area, and digital units.

How to Convert Centimeters to Inches

Multiply the centimeter value by 0.393701. Since one inch is defined as exactly 2.54 cm, dividing by 2.54 gives the same result.

Centimeters to Inches Conversion Table

CentimetersInches
0.50.196851
10.393701
20.787402
51.96851
103.93701
155.90552
207.87402
259.84253
5019.6851
10039.3701
25098.4253
500196.851
1000393.701

How Many Inches in a Centimeter?

1 centimeter equals 0.393701 inches. To convert any value, multiply the number of centimeters by 0.393701.

Common Use Cases

Centimeter-to-inch conversion is indispensable when shopping for electronics internationally. Screen sizes for monitors, TVs, and phones are almost universally advertised in inches, yet many countries measure in centimeters. Knowing that a 61 cm laptop screen is about 24 inches helps you compare spec sheets from different retailers without second-guessing the numbers.

Woodworkers and DIY enthusiasts who follow plans published in metric units often need inch equivalents so they can set table-saw fences, router bits, or drill stops that are calibrated in imperial fractions. Converting 1.9 cm to roughly 3/4 inch, for example, lets you pick the right bit from a standard set without hunting for metric tooling.

In healthcare, infant length is commonly recorded in centimeters at birth, but parents in the US track growth milestones in inches. Pediatricians convert these measurements on growth charts to communicate with families, making this one of the most frequently used unit conversions in everyday medical practice.

Related Conversions

Frequently Asked Questions

How many inches are in 1 cm?
1 centimeter equals 0.3937 inches. To convert cm to inches, multiply the centimeter value by 0.3937.
What is the formula to convert cm to inches?
The formula is: inches = centimeters × 0.3937. Alternatively, divide centimeters by 2.54 to get inches.
How do I convert 10 cm to inches?
10 cm × 0.3937 = 3.937 inches. You can also divide 10 by 2.54 to get the same result.
Is 1 inch exactly 2.54 cm?
Yes, 1 inch is defined as exactly 2.54 centimeters. This is an international standard since 1959.