BMI calculator kilos — measure BMI in kg
Use this BMI calculator kilos to measure BMI in kg. Enter weight in kilograms (or pounds) and height in cm, meters, or feet and inches. This body mass index calculator cm kg gives instant results. It's an online BMI calculator free—no sign-up required.
BMI calculator kilograms, BMI calculator kg cm
A BMI calculator kilograms uses weight in kg and height in cm or meters. This BMI calculator kg cm supports kg, lb, cm, m, and feet+inches. Check BMI in kg by entering your values and clicking Calculate. Same as bmi calculator in kg and cms—this tool measures BMI in kg with any height unit.
What is BMI?
BMI (Body Mass Index) is a screening tool that uses weight and height to estimate body fat. It's calculated as weight in kg divided by height in meters squared (kg/m²). BMI categories: Underweight (BMI < 18.5), Normal weight (18.5–24.9), Overweight (25–29.9), Obese (30+). For ages 2–19, healthcare providers use BMI-for-age percentiles.
Body mass index calculator cm kg
This body mass index calculator cm kg uses the formula BMI = weight (kg) / height (m)². Enter weight in kg (or lb—it converts) and height in cm, m, or feet and inches. The bmi converter kg gives your BMI and category. Measure bmi kg instantly with this free tool.
Online BMI calculator free, BMI calculator online free
This online BMI calculator free works in your browser—no download, no sign-up. BMI calculator online free for weight in kg or lb, height in cm, meters, feet and inches. Age 20+ or 2 to 19 with BMI chart. Get your BMI and category in seconds.
How to use this BMI calculator
Select age group (20+ or 2 to 19). Enter weight in kg or lb. Enter height in cm, meters, or feet and inches. Click Calculate to see your BMI and category. Use Reset to clear. This bmi calculator in kg and cms handles all units automatically.
BMI formula
BMI = weight (kg) / height (m)². For example: 70 kg and 1.75 m → BMI = 70 / (1.75 × 1.75) = 22.9 (Normal weight). For imperial: BMI = (weight lb / height in²) × 703.
BMI categories and chart
Adults 20+: Underweight BMI < 18.5. Normal 18.5–24.9. Overweight 25–29.9. Obese 30+. Ages 2–19: Use CDC BMI-for-age percentiles—the chart above shows standard ranges for reference. Consult a healthcare provider for pediatric BMI interpretation.
Limitations of BMI
BMI does not distinguish muscle from fat, so athletes may have higher BMI. It doesn't account for age, gender, bone density, or fat distribution. Use as a screening tool alongside other health assessments. For decisions, consult a healthcare provider.