BMI for 170 cm, 40 kg
13.8
Underweight
Ideal weight for 170 cm: 53–72 kg
BMI at Different Weights (170 cm)
Weight BMI Category
30 kg 10.4 Underweight
35 kg 12.1 Underweight
40 kg ◀ 13.8 Underweight
45 kg 15.6 Underweight
50 kg 17.3 Underweight
55 kg 19 Normal weight
60 kg 20.8 Normal weight

BMI is a screening tool, not a diagnostic measure. Consult a healthcare professional.

Frequently Asked Questions
What is my BMI at 170 cm and 40 kg?+
Your BMI is 13.8 (Underweight). Calculated as 40 ÷ (170/100)² = 13.8.
Is a BMI of 13.8 healthy?+
A BMI of 13.8 falls in the "Underweight" category. The healthy range is 18.5–24.9.
What is the ideal weight for 170 cm?+
For 170 cm, a healthy weight is approximately 53–72 kg.

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