BMI Calculator

Enter your height and weight to get your Body Mass Index, category, and the healthy weight range for your height. Works in metric (cm/kg) and imperial (ft/lbs).

Your BMI
24.2
Category
Normal
Under 18.518.5–24.925–29.930+
Healthy weight range: 53.572.0 kg

The BMI formula

BMI = weight (kg) ÷ height (m)2

Example: a person who is 1.75 m and weighs 70 kg has a BMI of 70 ÷ (1.75 × 1.75) ≈ 22.9 — Normal.

Underweight
Below 18.5
Normal
18.5 – 24.9
Overweight
25 – 29.9
Obese
30 and above
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Popular BMI examples

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Last updated: 2026