Inches and centimeters are both length units. Inches are commonly used in the United States, while centimeters are widely used in metric measurements.
Use the calculator first, then read the guide below to understand the formula and examples.
Direct answer
To convert inches to centimeters, multiply the number of inches by 2.54.
Formula
Centimeters = inches × 2.54.
Example
If you have 10 inches, multiply 10 by 2.54. The result is 25.4 centimeters.
When this conversion is useful
This conversion is useful for screen sizes, body measurements, furniture dimensions, product sizes, and international measurement comparisons.
Common mistake
Do not divide by 2.54 when converting inches to centimeters. Dividing is used when converting centimeters back to inches.
FAQs
How many centimeters are in one inch?
One inch equals exactly 2.54 centimeters.
Is 12 inches equal to 30.48 centimeters?
Yes. 12 × 2.54 = 30.48 centimeters.
Can I use this for height?
Yes, but for full height conversions you may also need to convert feet to inches first.