Discover your body frame size and ideal weight range using scientifically validated measurements
Select your preferred unit system and gender
Unit System
Biological Sex
Provide accurate measurements for best results
Ideal Weight Range
Based on Hamwi formula
BMI Range
Healthy BMI for your frame
Frame Ratio
Height to wrist ratio
How It Works
This calculator uses the elbow breadth method combined with wrist circumference to determine your body frame size, providing a more accurate assessment than height-weight charts alone.
Accuracy Note
Results are estimates based on population averages. Individual variations exist. Consult healthcare professionals for personalized assessments.
Privacy First
All calculations are performed locally in your browser. No personal data is stored or transmitted to our servers.