CM to Inches Converter
Convert centimeters to inches (and inches to centimeters) using the exact 2.54 conversion.
Uses the exact conversion: 1 in = 2.54 cm.
Result will appear here.
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Privacy: runs locally in your browser. No inputs are stored or transmitted.
How it works
cm → in: inches = centimeters ÷ 2.54
in → cm: centimeters = inches × 2.54
Examples
- 170 cm → 66.929 in (approx.)
- 72 in → 182.88 cm (exact)
- 10 cm → 3.937 in (approx.)
FAQ
- What is the cm to inches formula?
inches = centimeters ÷ 2.54. (Because 1 inch = 2.54 cm exactly.)
- Is the conversion exact?
Yes for the base relationship: 1 inch equals exactly 2.54 centimeters. Display rounding can affect shown digits.
- Can I convert inches to cm here?
Yes. Switch the direction to “Inches → Centimeters”.
- Are my inputs stored?
No. All calculations run locally in your browser.