SuperCalc

BMI Calculator for Women

BMI is calculated the same way for everyone, but interpretation differs. Women naturally carry a higher percentage of body fat than men at the same BMI — meaning a BMI of 24 in a woman may correspond to a different body composition than in a man. Hormonal changes during menstruation, pregnancy, and menopause also shift weight and fat distribution. This calculator gives you a quick BMI reading with context on what the number means for women specifically.

BMI Calculator

Enter your height and weight to calculate your Body Mass Index.

cm
kg

BMI Categories

WHO classification of Body Mass Index ranges.

CategoryBMI Range
Underweight
< 18.5
Normal
18.5 – 24.9
Overweight
25 – 29.9
Obese I
30 – 34.9
Obese II
35 – 39.9
Obese III
40+

Frequently Asked Questions

Is BMI accurate for women?
BMI is a useful screening tool but doesn't distinguish between fat and muscle mass. Women tend to have higher body fat percentages than men at the same BMI. For a more complete picture, consider waist circumference, body fat percentage, or a DEXA scan alongside BMI.
What is a healthy BMI for women?
The WHO standard healthy range is 18.5–24.9 for all adults. Some research suggests women may have slightly different optimal ranges depending on age, with post-menopausal women sometimes benefiting from a BMI slightly above 25 for bone density protection.
Does pregnancy affect BMI interpretation?
Yes. BMI should not be used as a health indicator during pregnancy. Weight gain during pregnancy is normal and necessary. Pre-pregnancy BMI is used by healthcare providers to guide recommended weight gain during pregnancy (typically 11–16 kg for normal-weight women).

Medical disclaimer: BMI is a screening tool, not a medical diagnosis. It does not measure body fat directly and does not account for muscle mass, bone density, age, sex, or ethnicity. Consult a healthcare provider for personalized health advice.

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