Ideal Weight Calculator
Four classic formulas — Devine, Hamwi, Robinson, Miller — plus frame adjustment.
See how it works
Watch a quick simulation of this tool in action — no file needed.
How to use Ideal Weight Calculator
Follow these steps — everything happens instantly in your browser.
- 1
Step 1. Pick your biological sex.
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Step 2. Enter your height in cm.
- 3
Step 3. Select your frame size (small, medium, large).
- 4
Step 4. Read the frame-adjusted Hamwi weight plus the other three formulas.
Why use this tool
Frequently asked questions
Everything you might want to know about ideal weight calculator.
Body Fat Calculator
U.S. Navy body fat formula from circumference measurements.
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Calorie Calculator
Daily calorie needs using Mifflin-St Jeor — for loss, maintenance and gain.
Lean Body Mass Calculator
LBM from Boer, James or Hume formulas.
A Body Shape Index (ABSI)
Mortality risk from waist, BMI and height — independent of BMI.