Body Composition calculator

Ideal Weight
Calculator

Compare estimated ideal weights across established clinical formulas. Enter your height and sex to compare established reference-weight formulas.

100% privateInstant resultsNo sign-up
1Enter your details

Calculate your result

Use realistic, recent measurements for the most useful estimate.

Sex used by this formula
100% privateInputs stay in this browserInstant resultsCalculated in real timeNo sign-upFree to use
2Your result
Ideal WeightREADYStart with the form

Your result will appear here

Complete the form and select “Calculate result.” Your measurements never leave this page.

Educational estimate only—not medical advice.
Understand your result

How your Ideal Weight estimate is created

A transparent overview of the inputs, method, and appropriate interpretation.

Evidence-informed Browser based
How it works

About this Ideal Weight estimate

It compares several height-based formulas, including Devine, Robinson, and Miller, to show a practical reference rather than one mandatory target. Frame, muscle mass, and health context still matter.

Established reference-weight formulas
Height + sexReference formulas=Estimated Ideal Weight
  1. 01Enter details
  2. 02Review inputs
  3. 03Use the estimate
Private by designNo account requiredInputs are not stored
Common questions

Ideal Weight Calculator FAQ

Clear answers to help you understand and use your estimate.

01Is the Ideal Weight Calculator free and private?

Yes. It is free, runs in your browser, requires no account, and does not store the measurements you enter.

02Can I use this result as medical advice?

No. This result is an educational estimate, not a diagnosis or treatment recommendation. A qualified professional can interpret it within your complete health and training context.

03Why might my Ideal Weight result differ from a real-world result?

These formulas use height and sex but do not directly account for frame size, muscle mass, ethnicity, age, pregnancy, or medical history.

04How often should I recalculate Ideal Weight?

Recalculate only when your height or planning context changes. Use regular weight trends—not repeated formula checks—to monitor progress.