Conversions

Inches to cm

Convert inches to centimetres. Includes common size reference chart.

Enter value

Result

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1 inch = 2.54 centimetres (exact)

Need the reverse? Try centimetres → inches instead →

inches to centimetres — reference table

inches (in)	centimetres (cm)
1in	2.54cm
2in	5.08cm
3in	7.62cm
6in	15.24cm
12in	30.48cm
18in	45.72cm
24in	60.96cm
36in	91.44cm
72in	182.88cm

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How to use Inches to cm

01 Enter the value you want to convert in the input field
02 The converted result appears instantly
03 Scroll down for a quick-reference table of common values

Frequently asked questions

Common questions about Inches to cm.

Is Inches to cm free to use?

Yes, Inches to cm is completely free. No account, subscription, or payment is ever required — just open the page and start using it.

Does Inches to cm upload my data to a server?

No. Inches to cm runs entirely in your web browser using client-side JavaScript. Your files, text, and data never leave your device, making it 100% private.

Can I use Inches to cm on my phone or tablet?

Yes. Inches to cm is fully responsive and works on all modern smartphones, tablets, and desktop browsers without installing any app.

How accurate are the conversions?

Inches to cm uses standard mathematical conversion formulas and displays results to up to 8 decimal places of precision.

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About Inches to cm

The inch is the standard unit for many everyday measurements in the United States and is used internationally for screen sizes, paper dimensions (letter vs A4), and specific product categories. One inch equals exactly 2.54 centimetres. Inches to Cm conversion is needed when comparing product dimensions listed in inches against metric alternatives, communicating measurements to international suppliers and manufacturers, and working with US building standards alongside metric equivalents.