Average of 4 formulas
161lb
Healthy BMI range
140–189lb
Lowest formula
156lb
Highest formula
166lb
Show the math
Devine = 45.5 kg + 2.3 × 13 in over 5 ft = 166 lb
Ideal weight formulas
| Formula | Pounds | Kilograms |
|---|---|---|
| Devine (1974) | 166 lb | 75.4 kg |
| Robinson (1983) | 157 lb | 71.1 kg |
| Miller (1983) | 156 lb | 70.8 kg |
| Hamwi (1964) | 163 lb | 74.1 kg |
Use it as a range, not a target
These formulas were built to estimate drug doses, not health goals. A weight you can keep, with good strength, energy and lab numbers, matters more than one number.
How to use it
- Enter your numbers. Switch between US and metric units at any time.
- Results update as you type, and the formula is shown so you can check it.
- Copy the link, save the plan on this device, or print it for your next appointment.
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These are estimates, not a diagnosis. A clinician can account for your health history and medicines.
Other heights
Common questions
What is the ideal weight for a 6 ft 1 in woman?
Four classic formulas average about 161 lb; the healthy BMI range is 140 to 189 lb.