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Overweight Calculator

Check if you are overweight using BMI, waist circumference, and body fat %.

⚡ Instant results🔒 Private — runs locally🆓 Free forever🚫 No signup

Overweight Calculator

Check if you are overweight using BMI, waist circumference, and body fat %.

⚡ Instant🔒 Private🆓 Free🚫 No signupMedically referenced
kg
cm
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Body Mass Index (BMI)

BMI = Weight (kg) ÷ Height² (m)
Weight = Body weight in kilograms
Height = Height in meters (cm ÷ 100)
BMI = Body Mass Index value

ℹ️ Underweight < 18.5 | Normal 18.5–24.9 | Overweight 25–29.9 | Obese ≥ 30

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Disclaimer

Results provided by this calculator are for informational and educational purposes only. They are based on the values you enter and standard formulas, and should not be considered financial, medical, legal, or professional advice. Always consult a qualified professional before making important decisions based on these results. Roughtools makes no warranties regarding the accuracy or completeness of these calculations for your specific situation.

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Frequently Asked Questions

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Pro Tips

1

BMI does not distinguish between muscle and fat — athletes routinely register as "overweight." Use BMI alongside waist circumference and body fat percentage for a complete picture.

2

Waist-to-height ratio (waist ÷ height) below 0.5 is a strong predictor of metabolic health — often more useful than BMI for assessing cardiovascular risk.

3

Asian populations have higher metabolic risk at lower BMI values. Some clinicians use BMI ≥23 as overweight for Asian adults, not the WHO standard of 25.

4

Track your BMI trend over months, not as a single snapshot. A consistent downward trend matters far more than hitting a specific number on any given day.

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When to Use This Calculator

📋Annual health check

Calculate your BMI as part of your annual health self-assessment alongside blood pressure and cholesterol.

🎯Setting weight loss goals

Find the BMI-normal weight range for your height to set a realistic, medically-recognised target weight.

👶Pre-pregnancy planning

Check whether BMI is in the healthy range before conceiving — optimal range reduces pregnancy complications.

🏋️Fitness progress tracking

Monitor BMI monthly during a training program — though note athletes may show high BMI despite low body fat.

⚕️Before a doctor's appointment

Calculate your BMI in advance so you can have an informed conversation about your weight with your healthcare provider.

About the Overweight Calculator

This overweight calculator assesses whether your current weight falls above the recommended range for your height using BMI classification (BMI ≥ 25 = overweight, ≥ 30 = obese), and provides context from waist circumference risk thresholds — a complementary metric that BMI alone misses. Enter your height, weight, and waist circumference to see a multi-metric assessment of your weight status. This is a screening tool — a healthcare provider can provide a complete evaluation including body composition, blood work, and metabolic health.

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How to Use the Overweight Calculator

  1. 1

    Select your sex and enter your height and weight.

  2. 2

    Enter your waist circumference (measured at the top of the hip bones, around the navel).

  3. 3

    See your BMI, weight category, and whether your waist circumference indicates elevated health risk.

  4. 4

    Review the healthy weight range for your height as a reference goal.

  5. 5

    Consult a healthcare provider for interpretation and personalized guidance.

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