Waist-to-Hip-Ratio Calculator

Waist-to-Hip-Ratio Calculator (WHR)

Calculate live, switch units, copy results, and share – optimized for dark backgrounds & mobile.

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Unit
Sex
Please enter a valid waist value.
Please enter a valid hip value.
Optional – numbers only (e.g., 176).

Note: This calculator is for orientation and does not replace medical advice or diagnosis.

WHR

Enter waist and hip to start.

Extra‑Checks (optional)

  • Waist‑to‑Height:
  • Waist Circumference:

History (local in browser)

Tap on a chip to load values. Saving is optional.

Calculate Waist‑to‑Hip Ratio (WHR): Meaning, Limits & Tips

The Waist‑to‑Hip Ratio (WHR) describes the relationship between waist circumference and hip circumference. It helps categorize how body fat is distributed: if more circumference sits at the center of the body (central/"Apple"), it may be associated with a higher risk of metabolic and cardiovascular diseases, depending on the overall situation. If more volume sits at the hips and thighs (gluteofemoral/"Pear"), it is statistically often more favorable. Important: The WHR is an orientation value and does not replace a medical diagnosis.

How to measure waist and hip correctly

Measure the waist while standing, relaxed, after a normal exhale. The tape measure should be horizontal, tight (without cutting in), and remain parallel to the floor. For the hip, measure at the widest point over the buttocks. Use the same unit (cm or inch) for both values. Tip: Repeat each measurement two to three times and take the average – this reduces measurement errors. If you always measure at the same time of day (e.g., in the morning), trends will be even more reliable. It is best to measure on bare skin or over very thin clothing.

Formula: WHR = Waist ÷ Hip

The calculation is simple: WHR = Waist ÷ Hip. For example: 80 cm waist and 100 cm hip result in 0.80. Our WHR calculator handles the math, rounds cleanly, and shows you a visual scale. Optionally, you can also enter your height: then you receive the Waist‑to‑Height Ratio (WHtR) as an extra indicator – practical because a single value rarely tells the whole story.

Thresholds: WHO Cut‑offs & Risk Scale

Reference is often made to WHO orientation values: a WHR of 0.90 or less for men and 0.85 or less for women is considered "below the cut-off values." Values above this indicate an increased risk for metabolic complications. Many health sites also use a finer classification (low/medium/high), for example, "low" for women up to 0.80 or men up to 0.95, and "high" from 0.86 or 1.0 respectively. Because these categories can vary by source, we show you both the WHO cut-off and a practical scale – as a guide, not a judgment.

What does a high WHR say – and what does it not?

The WHR is popular because it is fast, costs nothing, and reflects an aspect that BMI alone does not show: where is the fat located? Abdominal fat (visceral fat) in particular is considered metabolically active. Nevertheless, the WHR is only one piece of the puzzle. Muscle mass, age, genetics, ethnicity, hormonal status, medication, and lifestyle also play a role. It is therefore sensible to consider the WHR along with other indicators (e.g., waist circumference, blood pressure, blood sugar, lipids) and your own well-being.

If your WHR is elevated, it doesn't automatically mean "ill" – but it can be a reason to check routines. Basics are most effective: regular exercise (strength + endurance), sufficient sleep, less alcohol, more protein‑ and fiber‑rich foods, and a moderate calorie deficit if weight reduction is useful. Instead of a crash diet, take small steps that you can sustain in the long term. Save measurements in the history and compare values over weeks – single days are less important than the trend.

FAQ: Frequently Asked Questions about WHR

How often should I measure my WHR?

For most, once a month is enough. If you are actively losing weight or training, twice a month is okay. More frequent measuring often leads to frustration due to water fluctuations and measurement variances.

Can I mix cm and inch?

Please don't. While the unit cancels out in the formula, this only works if both values were measured in the same unit. Our calculator can automatically convert when switching.

Why does the calculator distinguish by sex?

Cut-offs and risk tables are often based on data analyzed by biological sex. If you choose "Other/NA," we show both references for orientation.

Which is better: WHR or Waist Circumference?

Both can be helpful. Waist circumference is easier to measure; WHR additionally takes the hip into account and thus the distribution. In practice, both values complement each other.

My WHR is "high", but I am athletic – is that bad?

Not necessarily. High muscle mass or a certain body shape can influence the value. See it as a note and combine it with performance, blood values, and medical assessment.

How can I improve my WHR?

Targeted "fat loss in one spot" rarely works. A mix of strength training, everyday movement, endurance, sleep, and a diet with enough protein and fiber helps many people sustainably.

Why does my WHR fluctuate?

Measurements are sensitive: measurement point, bloated stomach, salt, stress, or cycle can have a short-term influence. Use trend values instead of overvaluing single measurements.

Sources (Selection): Healthline (WHO Cut‑offs & Calculation) · TheCalculatorSite (Risk Scale & Measurement) · NHLBI/NIH (Waist Risk)

WHO reference thresholds

WHR Risk Categories at a Glance

The calculator uses WHO-based cut-off values that differ by biological sex. Results are color-coded (green / yellow / red) against these thresholds. The “Other / N/A” option shows both references side by side for orientation:

♀ Female (WHO Reference)
Low risk< 0.80Low
Moderate risk0.80 – 0.85Moderate
High risk0.85 – 0.90High
Very high risk> 0.90Very High
♂ Male (WHO Reference)
Low risk< 0.90Low
Moderate risk0.90 – 0.95Moderate
High risk0.95 – 1.00High
Very high risk> 1.00Very High

Note: WHR is one indicator of cardiovascular and metabolic risk. It does not diagnose disease. Athletic individuals, pregnant people, or those with high muscle mass may show elevated WHR without elevated health risk. Always interpret alongside other markers and professional medical assessment.

Measurement guide

How to Measure Correctly (3 Steps)

Measurement technique significantly affects your WHR result. Small errors in tape placement can shift a value from Low to Moderate. Use this guide for consistent, comparable readings over time:

  1. Waist: Natural Narrowest PointStand relaxed, breathe out normally. Place the tape horizontally at the narrowest part of your torso — typically 2–3 cm above the navel, between the lowest rib and the top of the hip bone. Do not suck in. Measure twice and average the values.
  2. Hip: Widest Point of GlutesStand with feet together. Find the widest part of your hips and glutes, typically 7–10 cm below the navel. Keep the tape parallel to the floor and snug but not compressing the skin. Measure twice.
  3. Enter Values and Switch Units if NeededEnter both measurements in the same unit (cm or inch). The calculator auto-converts when you toggle the unit switch. The result updates live as you type — no need to press a button. Use the History feature to track changes over weeks or months.

Measure at the same time of day (morning before eating is most consistent) and on a similar day relative to your cycle if applicable. Water retention, bloating, and stress can shift results by 1–3 cm temporarily.

Metric comparison

WHR vs. Other Body Composition Metrics

WHR is one of several ways to assess body fat distribution. Here is how it compares to the metrics you might already know:

WHR (this tool)
Distribution focus
  • Measures fat distribution pattern
  • Sex-specific risk thresholds (WHO)
  • Detects abdominal obesity even at normal BMI
  • Requires two measurements
BMI
Weight-height ratio
  • Simple: weight ÷ height²
  • Does not distinguish fat from muscle
  • Misclassifies athletes and older adults
  • No info on fat distribution
Waist-to-Height Ratio
Also shown in tool
  • Waist ÷ height (target: < 0.5)
  • No sex-specific thresholds needed
  • Simpler than WHR
  • Both are shown in this calculator
Waist Circumference
Absolute measure
  • Female risk: > 80 cm (WHO)
  • Male risk: > 94 cm (WHO)
  • Easy to track solo
  • No hip measurement needed
FAQ

More Questions Answered

What does the History feature do?

The calculator stores up to 8 previous measurements in your browser (localStorage). Each saved entry appears as a chip in the History section with the date and WHR value. Clicking a chip reloads those values into the calculator. This lets you track your trend over weeks without any account or cloud storage. Entries are device and browser-specific.

What is the Waist-to-Height Ratio and why is it shown separately?

Waist-to-Height Ratio (WHtR) is calculated as waist ÷ height. The general threshold is < 0.5 for both sexes, making it simpler to interpret than WHR. The calculator shows both metrics simultaneously. WHtR does not require a hip measurement and has no sex-specific cut-offs, which makes it useful as a quick screening value alongside WHR.

Can I share my results?

Yes. The Share button encodes your measurement values and settings into a URL that you can copy and send. The recipient opens the link and sees the calculator pre-filled with your values. No data is stored on any server — everything is encoded in the URL itself.

What does "body shape" mean in the results?

The calculator estimates whether your proportions resemble an Apple shape (more fat stored around the abdomen — higher WHR) or a Pear shape (more fat stored around hips and thighs — lower WHR). Apple-shaped distribution is associated with higher cardiovascular risk in research literature. This is an illustrative indicator, not a medical classification.

Why do my values fluctuate day to day?

Daily factors that affect tape measurements include hydration level, sodium intake (bloating), stress (cortisol), menstrual cycle phase, time since last meal, and even measurement technique variation. For meaningful trend tracking, measure at the same time of day under similar conditions and use the History feature to observe the trend rather than individual readings.

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