Ideal Weight Calculator
Disclaimer: For informational purposes only. Always consult a qualified healthcare provider for medical, fitness, or nutrition advice.
Results
| Method | Target (kg) | Target (lb) | Δ vs current |
|---|
Notes: Classic methods (Devine, Robinson, Miller, Hamwi) are adjusted by frame size if selected (Small −10%, Large +10%). Blended recommendation is the median of included methods, clamped to the healthy BMI range. For adults only; not medical advice.
⚖️ Ideal Weight Calculator — Find Your Healthy Target Weight Online
Wondering what your healthy weight should be? Our Ideal Weight Calculator helps you estimate the right range using proven medical formulas and modern fitness science. Simply enter your height, age, sex, and units (metric or imperial) and instantly see results from classic methods like Devine, Robinson, Miller, and Hamwi, alongside a BMI-based target weight.
✅ Features
- Multiple methods: Compare Devine, Robinson, Miller, Hamwi, and BMI side by side.
- Healthy BMI range: See the low–high cutoff in both kilograms and pounds.
- Frame size adjustment: Small, medium, or large body frame modifiers.
- Lean body mass option: Enter body fat % for a customized goal.
- Smart blended recommendation: Highlights a practical median target clamped to BMI.
- Export & share: Print results, download as PNG, or export PDF for clients, patients, or personal records.
📚 Perfect for
- Fitness enthusiasts and athletes tracking progress.
- Nutritionists, dietitians, and health coaches setting realistic goals.
- Medical students, trainers, and researchers comparing ideal body weight (IBW) formulas.
- Anyone curious about their healthy weight range by height and age.
📌 Why use this Ideal Weight Calculator?
- Compare multiple formulas in one place without switching tools.
- Get results in kg and lbs instantly.
- See your BMI range alongside ideal weight targets.
- Adjust for body frame size or body fat % for more accuracy.
- Export results as a PDF, PNG, or printout to track over time.
- Trusted by fitness pros, coaches, and everyday users worldwide.
❓ Frequently Asked Questions about Ideal Weight
Q: What is the best formula for calculating ideal body weight?
A: There’s no single “best” formula. Our calculator compares multiple methods side by side, including Devine, Robinson, Miller, Hamwi, and BMI-based targets. This way, you can see how different approaches estimate your healthy weight.
Q: How accurate are ideal weight calculators?
A: These calculators use population-based formulas, so results are guidelines, not medical prescriptions. For accuracy, you can adjust for frame size or body fat percentage, which gives a more personalized estimate.
Q: Why does BMI give a different result than other formulas?
A: BMI focuses only on height and weight, while formulas like Devine or Robinson are based on medical studies for “ideal” ranges. That’s why our tool provides a Blended Recommendation to balance them all.
Q: Can I use this calculator if I’m an athlete or very muscular?
A: Yes, but note that athletes often weigh more due to muscle mass. Use the body fat % adjustment for a more realistic healthy weight range that accounts for lean body mass.
Q: Can I save or share my results?
A: Absolutely. You can print results, download a PNG image, or export a PDF — making it easy to track changes over time or share with a coach, trainer, or healthcare professional.
✨ Whether you’re calculating your ideal body weight for men or women, checking the IBW formula with frame size adjustment, or simply curious about your healthy weight range by height, this tool gives you instant, evidence-based answers in a clean, easy-to-read table.
👉 Try the Ideal Weight Calculator now and discover how your current weight compares across different formulas — all in one place.