Waist to Hip Ratio Calculator
Calculate your waist to hip ratio and find out what your health implications are.
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Your waist-to-hip ratio (WHR) is one of the simplest and most reliable indicators of health risk linked to body fat distribution. The waist to hip ratio calculator takes just two measurements — waist and hip circumference — and instantly returns your WHR so you can compare it against WHO-recommended healthy ranges. Whether you're tracking weight loss progress or assessing cardiovascular risk, CalcyMate gives you a clear, number-based health snapshot in seconds.
The waist to hip ratio calculator is a health assessment tool that divides your waist circumference by your hip circumference to produce a single ratio — your WHR. This ratio is widely used in health screening to identify risks for cardiovascular disease, diabetes, and metabolic conditions, even in individuals with a normal Body Mass Index (BMI).
What Is a Waist-to-Hip Ratio?
The waist-to-hip ratio (WHR) is a measurement that compares the circumference of your waist to the circumference of your hips. It serves as an indicator of fat distribution — specifically how much fat is stored around the abdomen versus the hips. According to the World Health Organization (WHO), abdominal fat distribution is a stronger predictor of metabolic and cardiovascular risk than overall body weight alone.
Healthy WHR Ranges by Sex
Women — healthy WHR is 0.85 or less; ideal range is 0.70 to 0.80
Men — healthy WHR is 0.90 or less
High risk — a ratio above 1.0 for either sex indicates a high risk of developing obesity-related conditions
The Waist-to-Hip Ratio Formula
Waist Circumference (W) ÷ Hip Circumference (H) = WHR
For example: a waist of 75 cm and hips of 100 cm gives a WHR of 75 ÷ 100 = 0.75 — well within the healthy range for both men and women.
How the Waist to Hip Ratio Calculator Works
Inputs
Waist circumference (W) — measure at the narrowest part of your waist, usually just above the navel (unit: cm)
Hip circumference (H) — measure at the widest part of your buttocks (unit: cm)
Output
Waist-hip ratio — auto-calculated result (your WHR value)
How to Calculate Your Waist-to-Hip Ratio — Step by Step
Example 1: Healthy Female WHR
Waist = 70 cm, Hips = 95 cm.
Step 1: WHR = 70 ÷ 95 = 0.74. Step 2: Compare to female threshold (0.85 or less) — 0.74 is well within the healthy range.
Enter: Waist = 70, Hip = 95. Result: WHR = 0.74.
Example 2: Elevated Male WHR
Waist = 100 cm, Hips = 105 cm.
Step 1: WHR = 100 ÷ 105 = 0.95. Step 2: Compare to male threshold (0.90 or less) — 0.95 exceeds the healthy range, indicating elevated abdominal obesity risk.
Enter: Waist = 100, Hip = 105. Result: WHR = 0.95.
WHR Health Risk Reference Table
WHR Range | Men | Women | Health Risk |
|---|---|---|---|
0.70–0.80 | Low | Ideal | Very low risk |
0.81–0.90 | Healthy | Moderate risk | Low to moderate |
0.91–1.00 | Elevated | High risk | Moderate to high |
Above 1.0 | High risk | High risk | High risk |
Note: Thresholds are based on WHO guidelines. Individual health assessments should always be confirmed with a qualified healthcare professional.
What Is WHR Used For?
Health screening — identifies risks for diabetes and heart disease even in individuals with a normal BMI
Weight loss tracking — tracks improvements in body composition, specifically loss of abdominal fat, over time
Fitness evaluation — a lower ratio often correlates with better fitness and lower metabolic dysfunction risk
Related Health Calculators
ABSI Calculator — a Body Shape Index measuring abdominal obesity risk
FFMI Calculator — calculate Fat-Free Mass Index for muscle assessment
Ideal Weight Calculator — find your ideal body weight based on height and sex
ABI Calculator — calculate Ankle-Brachial Index to assess peripheral artery health
Frequently Asked Questions
What is a good waist-to-hip ratio?
A healthy WHR is 0.90 or less for men and 0.85 or less for women, according to WHO guidelines. Ratios above these figures are associated with increased risk of cardiovascular disease and metabolic conditions.
How do I measure my waist and hip circumference correctly?
Measure your waist at the narrowest point, usually just above the navel, and your hips at the widest part of your buttocks. Use a flexible tape measure and keep it parallel to the floor for an accurate reading.
Is WHR better than BMI for health assessment?
WHR is considered a stronger predictor of cardiovascular and metabolic risk than BMI because it specifically measures fat distribution around the abdomen. BMI measures total body weight relative to height but does not account for where fat is stored.
Can WHR track weight loss progress?
Yes — as you lose abdominal fat through diet and exercise, your waist circumference decreases while hip measurements remain more stable, lowering your WHR over time. It is one of the most practical tools for tracking body composition changes.