Inches to Centimeters Converter
Enter a length, pick a direction and get the result in inches or centimeters. The factor used is shown with the result.
This result is an estimate only. Check with your bank or the relevant authority before making decisions.
How it is calculated
- Inches to centimeters: multiply by 2.54
- Centimeters to inches: divide by 2.54 (about 0.393701)
The factor 2.54 is exact under the international definition of the inch.
Worked example
- 10 inches × 2.54 = 25.4 centimeters
- 30 centimeters ÷ 2.54 = 11.8110 inches
Why your number may differ
The result is shown to four decimal places, so a rounded figure may differ slightly from other tools.
Frequently asked questions
How many centimeters are in one inch?
One inch is 2.54 centimeters.
How do I convert centimeters to inches?
Divide the centimeters by 2.54.
Is the factor 2.54 exact?
Yes. The factor 2.54 is exact under the international definition of the inch.