BMI Calculator for Men and Women
| BMI Range (Standard WHO) | Category |
|---|---|
| Below 18.5 | Underweight |
| 18.5 – 24.9 | Normal weight |
| 25.0 – 29.9 | Overweight |
| 30.0 – 34.9 | Obese (Class I) |
| 35.0 – 39.9 | Obese (Class II) |
| 40.0 and above | Obese (Class III / Extremely Obese) |
This calculator uses standard BMI guidelines applicable to adults (men and women). BMI is a screening tool and not a diagnostic of body fatness or health. For personalized health advice, always consult a healthcare professional.
BMI Calculator for Men and Women
This BMI calculator for men and women helps users of all genders assess whether their body weight falls within a healthy range. It uses your height and weight to calculate your Body Mass Index (BMI), a widely accepted health screening tool used by medical professionals worldwide.
What is BMI?
BMI stands for Body Mass Index. It is a simple calculation that estimates body fat by comparing your weight to your height. It does not measure fat directly but is a reliable screening method to identify potential weight issues for both men and women.
Related Calculators
| BMI Calculator for Athletic Women |
| Accurate BMI Calculator for Women |
| BMI Calculator for Women |
BMI Formula
Metric Formula
BMI = weight (kg) / (height (m))²
Imperial Formula
BMI = (weight (lb) / height² (in²)) × 703
Example: A person weighing 70 kg and 1.75 meters tall
BMI = 70 / (1.75 × 1.75) = 22.86
This value falls within the normal weight range.
BMI Categories for Men and Women
BMI below 18.5 = Underweight
BMI between 18.5 and 24.9 = Normal weight
BMI between 25.0 and 29.9 = Overweight
BMI of 30.0 and above = Obese
These categories are based on standard health guidelines recommended by the World Health Organization and apply to both men and women aged 18–65.
How to Use This BMI Calculator
Select your unit: kilograms/centimeters or pounds/inches
Enter your weight and height
Click the calculate button
Review your BMI number and the matching category
This tool provides fast, accurate results and works for both men and women equally.
Does Gender Affect BMI?
The BMI formula is the same for men and women. However, body composition differs. Men tend to have more muscle mass, while women usually have a higher percentage of body fat. Although BMI does not account for these differences, it remains a useful indicator for most people.
Best For
Men and women age 18 to 65
People monitoring their weight for fitness or health goals
Users looking for a general screening tool
Not suitable for children, athletes, or pregnant individuals
FAQs – BMI Calculator for Men and Women
Is this calculator the same for men and women?
Yes, the formula is the same, but individual results may vary based on body composition.
What is a healthy BMI for both genders?
A BMI between 18.5 and 24.9 is considered healthy for both men and women.
Does muscle affect BMI results?
Yes. People with high muscle mass may have a higher BMI even with low body fat.
Can this calculator detect health issues?
It is a screening tool. For a full diagnosis, consult a healthcare provider.
How often should I check my BMI?
Every 1 to 2 months is ideal if you’re tracking your health or fitness.