Inches to CM Converter

Convert inches to cm with our free online converter. Accurate, instant, and easy to use. Updated March 2026.

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Convert inches to cm

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To
1 inches = 2.539999 cm
1 cm = 0.393701 inches

What is inches?

The inches is a unit of measurement used across various fields. Understanding this unit and its relationship to cm is essential for accurate conversions in science, engineering, cooking, and everyday life. The inch is an imperial unit equal to 2.54 centimeters. It is used in the US, UK, and Canada for everyday measurements, screen sizes, and construction.

What is cm?

The centimeter equals 10 millimeters or 0.3937 inches. It is the standard unit for body measurements and everyday objects outside the US.

Conversion Formula

cm = inches × 2.539999

Examples:

  • 1 inches = 2.54 cm
  • 10 inches = 25.40 cm
  • 100 inches = 253.9999 cm

Conversion Table

inchescm
1 inches2.54 cm
5 inches12.70 cm
10 inches25.40 cm
25 inches63.50 cm
50 inches126.9999 cm
100 inches253.9999 cm
250 inches634.9997 cm
500 inches1,269.9993 cm
1000 inches2,539.9986 cm

Reverse Conversion

Need to convert the other way? Use our cm to inches converter.

Official Sources & References

Our conversion data is based on internationally recognized standards:

This converter is for informational and educational purposes only. Always verify critical measurements with official standards.

Frequently Asked Questions

Multiply by the conversion factor 2.539999. Our converter does this instantly.
1 inches equals 2.54 cm.
Yes, we use internationally standardized conversion factors from NIST.
Built by Mohamed Skhiri · Last updated March 2026