Example calculation

BMI for 155 cm and 90 kg (5'1" / 198 lb)

This example calculates BMI for someone 155 cm (5'1") tall weighing 90 kg (198 lb), and shows where it falls on the standard WHO/CDC BMI category scale.

Inputs used in this example

Weight (kg)90

Height (cm)155

Estimated result

BMI

37.46

CategoryObesity

What this scenario tells you

For someone 155 cm tall weighing 90 kg (198 lb), the BMI works out to about 37.5, which falls into the Class II obesity range under WHO/CDC guidelines. That's about 81 lb above the midpoint of the normal range (BMI 22 = 117 lb at this height). BMI is a quick screening number; pair it with waist circumference and body composition for a clearer picture.

Why this example matters

Example pages help you understand a calculator faster because they remove the blank-screen problem. Instead of guessing which numbers to enter, you can review a practical scenario and then adjust the values to match your own situation.

This is especially useful for users who searched for a very specific long-tail question and want a quick answer. To run the same calculator with your own numbers, follow the "Open calculator" link below.

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Try a slightly different scenario to see how the result moves — useful for narrowing in on the values closest to your situation.

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