BMI Calculator
Calculate Body Mass Index & ideal healthy weight range
cm
kg
ft
in
lbs
WHO Weight Classification Spectrum:
< 18.5 (Under)
18.5 - 24.9 (Normal)
25 - 29.9 (Over)
≥ 30 (Obese)
Your BMI Score
Body Mass Index
22.9
Normal Weight (Healthy)
Healthy Weight Range:
56.7 kg – 76.3 kg
BMI Prime:
0.91
Ponderal Index:
13.1 kg/m³
Weight to Gain/Lose:
In Ideal Range
Frequently Asked Questions
Body Mass Index (BMI) is a clinical screening metric that estimates body fat based on a person's height and weight:
BMI = Weight (kg) / Height (m)².
Underweight: BMI < 18.5 | Normal weight: 18.5 – 24.9 | Overweight: 25.0 – 29.9 | Obese Class I: 30.0 – 34.9 | Obese Class II: 35.0 – 39.9 | Severe Obesity Class III: ≥ 40.0.
A healthy weight corresponds to a BMI between 18.5 and 24.9. Our calculator automatically computes your exact lower and upper healthy weight boundaries.