Skip to main content
Unit Converter

Inch to Centimeter

1 in = 2.54 cm
Swap: Centimeter to Inch⇄

1 Inch (in) is equal to 2.54 Centimeter (cm).To convert from inch into centimeter, calculate using the recognized factor equation: 1 × 2.54 = 2.54 cm. Enter any value into the calculator below for automatic multi-unit calculations across the entire system.

Formula

Simultaneous Category Equivalents

Click any unit card to set it as the active primary input

Zero-latency client-side engine
Copied to clipboard

How to Convert Inch to Centimeter

Exact Formula

To convert from Inch (in) to Centimeter (cm), apply the standard mathematical equation:

Value in cm = Value in in × (2.54)
Example: 1 × 2.54 = 2.54 cm

1 Inch (in) is equal to exactly 2.54 Centimeter (cm).

Reverse conversion: 1 cm = 0.393701 in.

Inch to Centimeter Conversion Table

Quick lookup for standard increments from 1 to 100 in

Reference Table
Inch (in)Centimeter (cm)Quick Copy
1 in2.54 cm
2 in5.08 cm
3 in7.62 cm
5 in12.7 cm
10 in25.4 cm
15 in38.1 cm
20 in50.8 cm
25 in63.5 cm
50 in127 cm
75 in190.5 cm
100 in254 cm

Related Length Conversions

Quick jumps from Inch to other popular length units

Cluster Links
Inch to Meter1 in = 0.0254 mInch to Kilometer1 in = 2.5400e-5 kmInch to Millimeter1 in = 25.4 mmInch to Mile1 in = 1.5783e-5 miInch to Yard1 in = 0.0278 ydInch to Foot1 in = 0.0833 ft

Frequently Asked Questions

Common queries regarding Inch to Centimeter calculation formulas

How many centimeter are in 1 inch?

There are exactly 2.54 centimeter (cm) in 1 inch (in).

What is the formula to convert from Inch to Centimeter?

To convert Inch to Centimeter: Value in cm = Value in in × (2.54). 1 Inch (in) is equal to exactly 2.54 Centimeter (cm).

How do you convert Centimeter back into Inch?

To convert in reverse from Centimeter to Inch, 1 cm equals approximately 0.393701 in.