Waist-to-Hip Ratio Calculator
Calculate waist-to-hip ratio from waist and hip circumference. Example: 32 in waist, 40 in hip → 0.8. Health categories. Not medical advice.
The waist-to-hip ratio (WHR) is waist circumference ÷ hip circumference. Enter waist and hip in inches or cm. The result is a unitless ratio. Many guidelines use WHR < 0.9 (men) or < 0.85 (women) as lower risk. This is a rough indicator only. This tool is for informational use only and is not medical advice. See the disclaimer below.
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Examples
- Waist 32 in, hip 40 in → 0.8
- Waist 80 cm, hip 100 cm → 0.8
- Waist 36 in, hip 38 in → 0.95
FAQ
What is waist-to-hip ratio?
WHR = waist circumference ÷ hip circumference. Used as a simple indicator of fat distribution.
How do I measure waist and hip?
Waist: around the navel. Hip: around the widest part of the buttocks. Use a tape measure in inches or cm.
What is a healthy WHR?
Guidelines: men < 0.9, women < 0.85 often cited as lower risk. Higher values may indicate more abdominal fat. This is a rough guide only.
Can I use metric?
Yes. Enter waist and hip in cm or inches. Ratio is unitless so result is the same.
Is this medical advice?
No. This tool is for informational use only. Consult a healthcare provider for health decisions.