BMI calculator
Enter your height and weight to calculate BMI and see your category on the reference chart.
Units
Height
centimeters
Weight
kilograms
Your BMI
Category
Summary
Enter your height and weight to calculate your BMI and see how it compares to the standard chart.
BMI reference chart
Category BMI range
Underweight Less than 18.5
Normal weight 18.5 - 24.9
Overweight 25.0 - 29.9
Obesity 30.0 or higher

BMI is a screening tool, not a diagnosis. It does not account for muscle mass, body composition, or all health factors.