Numbers Room · Bench
BMI Calculator
Body Mass Index, metric or imperial
BMI is a general guide and doesn't account for muscle mass or body composition.
About this bench
About BMI Calculator
Calculate your Body Mass Index (BMI) in metric or imperial units and see which weight category it falls in.
Input
Enter the requested numbers, units and assumptions, then compare scenarios by changing one value at a time.
Result
A mathematical estimate calculated immediately from the values currently shown in the form.
Limits
The result is only as accurate as its inputs and assumptions. It does not include unlisted taxes, fees, rules or real-world changes.
How to use BMI Calculator
- 01Choose metric or imperial units.
- 02Enter your height and weight.
- 03Read your BMI and its category.
- 04Adjust the values to compare.
Frequently asked questions
How is BMI calculated?
BMI is your weight in kilograms divided by your height in metres squared (kg/m²).
Is my data private?
Nothing is uploaded. This tool runs entirely in your browser, so your data is processed on your own device and never sent to a server.