BMI Calculator
Calculate your Body Mass Index (BMI) from height and weight, see your weight category, and find your healthy weight range.
Inputs
In centimeters. Need feet/inches? Use the Length converter first.
In kilograms. Need pounds? Use the Weight converter first.
Result
Fill in the fields to see your result.
Formula
BMI is weight in kilograms divided by height in meters squared.
BMI = weight (kg) ÷ height (m)²Step-by-step
- 1
Enter your height
In centimeters.
- 2
Enter your weight
In kilograms.
- 3
Read your BMI and category
Your BMI updates instantly, along with the standard WHO weight category and a healthy weight range for your height.
Examples
170 cm, 65 kg
- height
- 170
- weight
- 65
BMI 22.5 — Normal weight