Can I use the BMI calculator with both metric and imperial units?

Yes, the RapidTables BMI calculator accepts height and weight inputs in either metric (centimeters, kilograms) or imperial (feet, inches, pounds) units, and you can switch between them at any time.

Does the tool provide a health diagnosis based on my BMI?

No, the calculator only provides a numerical BMI score and a general weight category (underweight, normal, overweight, obese). It does not diagnose health conditions or replace professional medical advice.

Is the BMI result affected by my age or gender?

The standard BMI formula used by RapidTables does not factor in age or gender; it applies the same calculation to all adults. For age-specific or gender-specific assessments, other tools or professional evaluation may be needed.

Will my input data be saved or stored by RapidTables?

The tool does not appear to save or store your calculation history; each use is independent and no account is required to access the calculator.

Body Metrics & FitnessTool Review

BMI calculator

Provided byRapidTablesrapidtables.com

BMI calculator

One of 4 options for BMI calculator

Use This Tool

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Screenshot of BMI calculator on RapidTables — rapidtables.comOpen the live tool →

About this tool

What BMI calculator does

The RapidTables BMI calculator determines your Body Mass Index using height and weight inputs in either metric or imperial units. It instantly produces a numerical score and classifies the result into standard categories such as underweight, normal weight, overweight, or obese. The interface is minimal and direct, requiring only the essential measurements without unnecessary steps. It serves as a quick reference for anyone wanting to understand where their weight falls relative to general population benchmarks. The site presents the result alongside a simple chart that maps the BMI value to its corresponding category, making the interpretation immediate. Unlike some competitors that require account creation or offer extensive fitness tracking features, RapidTables focuses solely on the calculation itself, providing a clean, ad-supported page that gets straight to the number. It is particularly useful for users who need a no-frills BMI check across different measurement systems without navigating complex dashboards or saved profiles.

Step by step

How to use the RapidTables BMI calculator

1
Enter your height using the metric or imperial input fields
2
Enter your weight using the corresponding unit selector
3
Click the Calculate button to generate your BMI score
4
View the resulting numerical value and its associated weight category label
5
Refer to the on-screen chart for a visual placement within the BMI range

Is it right for you

Best for

This option suits anyone needing a fast, no-login BMI check across metric or imperial units, especially users who want a simple numerical result and category label without account requirements or saved data.

Limitations

The page contains advertisements that may distract from the calculation area
BMI result is a general estimate and does not account for muscle mass, bone density, or individual health factors
No option to save or export calculation history within the tool

Questions

BMI calculator FAQ

Can I use the BMI calculator with both metric and imperial units?: Yes, the RapidTables BMI calculator accepts height and weight inputs in either metric (centimeters, kilograms) or imperial (feet, inches, pounds) units, and you can switch between them at any time.
Does the tool provide a health diagnosis based on my BMI?: No, the calculator only provides a numerical BMI score and a general weight category (underweight, normal, overweight, obese). It does not diagnose health conditions or replace professional medical advice.
Is the BMI result affected by my age or gender?: The standard BMI formula used by RapidTables does not factor in age or gender; it applies the same calculation to all adults. For age-specific or gender-specific assessments, other tools or professional evaluation may be needed.
Will my input data be saved or stored by RapidTables?: The tool does not appear to save or store your calculation history; each use is independent and no account is required to access the calculator.

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