Ideal weight at 6 ft 3 in, female
Use the form for your own height. The example shows how the range is built for a woman at 6 ft 3 in.
How it works
For males, Devine is 50 kg plus 2.3 kg per inch over 60. For females, it is 45.5 kg plus 2.3 kg per inch. Robinson and Miller use their own bases and steps. The page runs all three. This female page uses 15 inches over the 60 inch base, at 6 ft 3 in.
Worked example
Subtract 60 from the height. 6 ft 3 in gives 15 inches. Now use the female numbers. Devine: 45.5 + 2.3 × 15 = 80 kg. Robinson: 49 + 1.7 × 15 = 74.5 kg. Miller: 53.1 + 1.36 × 15 = 73.5 kg. In pounds that is 176 lb, 164 lb and 162 lb. The range is 162 to 176 lb.
Common questions
Is 162 to 176 lb a target I must hit?
No. It is a starting reference for a woman at 6 ft 3 in. Your doctor can tell you what weight suits your own health. For a woman at 6 ft 3 in the range spans 14 lb.
What if I am under 5 feet tall?
The formulas were written for heights of 5 feet and over. Below that the calculator uses the base weight. Treat the result as rough. For a woman at 6 ft 3 in the formulas add 15 inches above the 60 inch base.
How does this compare with BMI?
A healthy BMI range also gives a weight range for your height. The two often overlap but they are not the same, because BMI ignores sex while these formulas use it. For a woman at 6 ft 3 in a healthy BMI is 148 to 199 lb, against 162 to 176 lb here.
Which ideal weight formula is best?
None is better than the others. They were built for different purposes. Showing all three as a range is more honest than picking one. For a woman at 6 ft 3 in the three results are 176 lb, 164 lb and 162 lb.
Why do the formulas give different answers?
Each uses its own base weight and its own amount per inch. The gap grows as height moves away from 5 feet. For a woman at 6 ft 3 in the gap between the lowest and highest is 14 lb.