BMI Calculator

Calculate BMI
 Metric Formula

 English Formula

 English Imperial Formula

BMI Calculator

What is BMI ?

Body mass index (BMI) is a measure of body fat based on height and weight that applies to adult men and women. Enter your weight and height using English Imperial Formula or metric measures.


What is Metric Formula?

The metric formula accepts height measurements in meters and weight in kilograms.


What is English Imperial Formula ?

The imperial formula accepts height measurements in inches and weight in pounds. It's popular in the US where the imperial system is mostly used.

BMI Chart
Category BMI Range - kg/m2
Severe Thinness < 16
Moderate Thinness 16 - 17
Mild Thinness 17 - 18.5
Normal 18.5 - 25
Overweight 25 - 30
Obese Class I 30 - 35
Obese Class II 35 - 40
Obese Class III > 40