Inches to cm - Inches to Centimeters Converter

Instantly convert Inches (in) to Centimeters (cm). Enter a value below to get the result, or use our reference table and formula for quick calculations.

Inches (in) = Centimeters (cm)

Inches to Centimeters Formula

To convert in to cm, use this formula:

cm = inches × 2.54

Reverse Conversion

inches = cm × 0.393701

in to cm Conversion Table

Inches (in)	Centimeters (cm)
1	2.5400
2	5.0800
3	7.6200
4	10.1600
5	12.7000
6	15.2400
8	20.3200
10	25.4000
12	30.4800
24	60.9600
36	91.4400

Common Use Cases

📐 DIY & Construction — Converting US measurements (inches) to metric (cm) is essential when using international building materials or tools.

📱 Electronics & Screens — Converting screen sizes from inches to cm helps visualize actual dimensions in metric terms.

👔 Clothing Sizes — Convert US inch-based measurements to cm for international clothing size charts and online shopping.

📏 Education — Students frequently need to convert between inches and cm for math and science assignments.

Frequently Asked Questions

How many cm is 1 inch?

1 inch = 2.54 centimeters exactly.

How do I convert 5 inches to cm?

5 × 2.54 = 12.7 cm.

What is 10 inches in cm?

10 inches = 25.4 cm.

Is 1 inch exactly 2.54 cm?

Yes. Since the international yard and pound agreement of 1959, 1 inch = 2.54 cm exactly.

What is 12 inches in cm?

12 inches (1 foot) = 30.48 cm.

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