Ideal Weight Calculator

Calculate your ideal body weight using multiple scientific formulas. Get persona...

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Ideal Weight Calculator Features

Find your healthy target weight

4 scientific formulas
Gender-specific calculations
Body frame adjustment
Metric & imperial units
Healthy weight range
Compare all formulas
Mobile-friendly interface
No signup required
Free unlimited use
Print results
Evidence-based
Medical-grade formulas

Why Use Ideal Weight Calculator?

Multiple Formulas

Get results from Devine, Robinson, Miller, and Hamwi formulas. See the range of ideal weights recommended by different methods.

Personalized Results

Calculations adjust for gender, height, and body frame. More accurate than one-size-fits-all charts.

Health-Focused

Understand healthy weight ranges for better health outcomes. Set realistic, evidence-based weight goals.

Goal Setting

Use ideal weight as a reference point for fitness goals. Track progress toward a healthy weight range.

Common Use Cases

Set healthy weight goals

Weight Loss Goals

Set a realistic, healthy target weight for your weight loss journey. Know what weight to aim for based on your height.

Health Assessment

Understand if your current weight is in a healthy range. Use multiple formulas for a more complete picture.

Fitness Planning

Set body composition goals for fitness training. Understand how much weight you should gain or lose.

Medical Reference

Healthcare providers use ideal body weight for medication dosing, anesthesia, and treatment planning.

How It Works

1

Select Gender

Choose your gender. Formulas differ for men and women due to body composition differences.

2

Enter Height

Input your height in inches, centimeters, or feet and inches. Accuracy matters for good results.

3

Choose Frame Size

Select your body frame (small, medium, large). This adjusts the ideal weight range to your build.

4

View Results

Get your ideal weight from multiple scientific formulas. See the healthy range that fits you.

Pro Tips for Weight Goals

Use as a Guide, Not Law

Ideal weight is an estimate. Focus on how you feel, your energy levels, and health markers rather than hitting an exact number.

Measure Height Accurately

Height significantly affects results. Measure barefoot in the morning (you're taller then). Even a half-inch matters.

Consider Body Composition

These formulas don't account for muscle. If you strength train, body fat percentage is a better metric than weight.

Set Intermediate Goals

If your ideal weight seems far away, set smaller goals. Losing 5-10% of body weight provides significant health benefits.

Frequently Asked Questions

Different formulas exist. Devine (most common): Men: 50kg + 2.3kg per inch over 5ft. Women: 45.5kg + 2.3kg per inch over 5ft. Frame size adjusts this by ±10%.
Ideal weight is a specific number from a formula. Healthy weight is a range (usually BMI 18.5-24.9). The healthy range gives you more flexibility.
No single formula is 'best' - they all estimate. Devine is most widely used medically. Looking at multiple formulas gives you a reasonable range.
Wrap thumb and middle finger around your wrist. If they overlap: small frame. If they touch: medium. If they don't touch: large frame.
These formulas don't account for age, but healthy weight may increase slightly with age. BMI recommendations remain constant for adults.
They serve different purposes. BMI gives a range, ideal weight gives a target. Both have limitations - neither accounts for muscle mass or body composition.
Men typically have more muscle mass and larger bone structure. Women naturally carry more essential body fat. Formulas account for these biological differences.
Use it as a reference, not a strict goal. Being within 10% of ideal weight with healthy habits is more important than hitting an exact number.
Ideal weight formulas don't account for muscle. Athletes and bodybuilders often weigh more than 'ideal' but are perfectly healthy. Use body fat percentage instead.
Small frame: subtract 10% from base ideal weight. Large frame: add 10%. This can mean a 20-pound difference for the same height.

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