Calculate & Convert

BMI Calculator

Body Mass Index and weight category from height and weight.

Enter values

kg
cm

The formula

BMI = weight(kg) / height(m)²

All calculations run locally in your browser and update instantly as you type.

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Frequently asked questions

Is BMI accurate for athletes?+
BMI does not distinguish muscle from fat, so very muscular people may read as overweight. Use it as a general guide, not a diagnosis.
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