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Ideal Weight Calculator

Find your ideal weight range based on your height, gender, and body frame size.

ft
in
How to determine your frame size?
Required for some formulas
Ideal Weight Results
Your Ideal Weight Range

0 - 0 kg

This is your recommended weight range based on your height, gender, and frame size.

Results by Formula
Formula Ideal Weight Description
Devine Formula 0 kg Classic formula used in medication dosing
Hamwi Formula 0 kg Traditional method used since 1964
Robinson Formula 0 kg Alternative calculation method from 1983
Miller Formula 0 kg Slightly different approach from 1983
BMI-based Range 0 - 0 kg Based on healthy BMI range (18.5-24.9)
Modified Devine (Frame Adjusted) 0 kg Adjusted for your body frame size
Visualization
Ideal Weight by Formula
What This Means

The ideal weight calculations are estimates based on different formulas. Each formula has its own approach and limitations:

  • Devine, Hamwi, Robinson, and Miller: These are traditional formulas that provide a single target weight based primarily on height and gender.
  • BMI-based Range: This provides a weight range that would put you in the "normal" BMI category (18.5-24.9).
  • Frame-Adjusted: This takes into account your body frame size, recognizing that ideal weight varies based on bone structure.
Remember: These are general guidelines. Factors like muscle mass, body composition, age, and overall health also matter. Consult with healthcare professionals for personalized advice.
About Ideal Weight

The concept of "ideal weight" refers to a weight range that is associated with optimal health outcomes based on factors like height, gender, and body frame.

Key Points to Understand:
  • There is no single "perfect weight" for everyone of a given height
  • Healthy weight exists within a range, not as a single number
  • Different formulas may give different results
  • Body composition (ratio of muscle to fat) matters more than weight alone
  • Weight is just one indicator of health among many
Important: Ideal weight calculations are general guidelines and may not account for individual factors like muscle mass, bone density, or specific health conditions.
Ideal Weight Formulas
Devine Formula (1974)

Male: 50 kg + 2.3 kg for each inch over 5 feet

Female: 45.5 kg + 2.3 kg for each inch over 5 feet

Hamwi Formula (1964)

Male: 48 kg + 2.7 kg for each inch over 5 feet

Female: 45.5 kg + 2.2 kg for each inch over 5 feet

Robinson Formula (1983)

Male: 52 kg + 1.9 kg for each inch over 5 feet

Female: 49 kg + 1.7 kg for each inch over 5 feet

Miller Formula (1983)

Male: 56.2 kg + 1.41 kg for each inch over 5 feet

Female: 53.1 kg + 1.36 kg for each inch over 5 feet

BMI-Based Method

Weight range that gives a BMI between 18.5 and 24.9

Formula: BMI = weight(kg) / height(m)²

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