Calculate BMI
Calculate your BMI (Body Mass Index) based on your height and weight. Get instant insight into your BMI value and category.
With the BMI calculator, you can quickly calculate your Body Mass Index. BMI is a widely used measure to determine whether your body weight is proportionate to your height. This calculation is used worldwide as an initial indication of being underweight, having a healthy weight, being overweight, or having obesity.
The BMI calculator is suitable for adults and immediately provides a clear result, including the corresponding category. This gives you quick insight into your weight status without having to use complex formulas.
What is BMI?
BMI stands for Body Mass Index. It is a number calculated based on your body weight and height. BMI is often used in healthcare, statistics, and personal health assessments.
The formula for BMI is:
BMI = weight (kg) ÷ (height in meters × height in meters)
Example:
- Weight: 70 kg
- Height: 1,75 m
- BMI = 70 ÷ (1,75 × 1,75) ≈ 22,9
BMI categories
The result of the BMI calculation falls into one of the following categories:
- Underweight: BMI below 18,5
- Healthy weight: BMI between 18,5 and 25
- Overweight: BMI between 25 and 30
- Obesity: BMI 30 or higher
These categories provide an indication and are intended as a guideline.
When do you use a BMI calculator?
A BMI calculation is often used:
- To quickly gain insight into your weight
- For health goals
- For statistics and reports
- For sports and fitness
- In education and research
The tool is easy to use and suitable for general use.
How does this tool work?
You enter:
- your weight in kilograms
- your height in centimeters
The tool automatically calculates your BMI and shows:
- your BMI value
- the corresponding category
The calculation is performed instantly and accurately.
Limitations of BMI
Although BMI is a useful indicator, it does not take into account:
- muscle mass
- body type
- age
- sex
Therefore, BMI is primarily intended as a general indication, not as a medical diagnosis.
Why use this tool?
With this BMI calculator:
- you avoid calculation errors
- you get clear results instantly
- you do not need to remember formulas
- you can quickly compare and check
The tool is ideal for personal use and informational purposes.
Frequently asked questions
Is this BMI calculator suitable for children?
No, different BMI standards apply to children.
Is the BMI rounded?
Yes, the BMI is rounded to one decimal place.
Can I use this tool for sports purposes?
Yes, as an indication, but athletes often have a higher BMI due to muscle mass.