Home › BMI tables › 170 cm · 45 kg
BMI: 170 cm, 45 kg
Underweight · 170 cm (5 ft 7 in), 45 kg (99 lb)
How it is calculated
BMI = weight (kg) ÷ height (m)² = 45 ÷ (1.70 × 1.70) = 45 ÷ 2.8900 = 15.6.
At 170 cm the healthy-weight range (BMI 18.5–24.9) is 53.5–72.0 kg; 45 kg is 8.5 kg below the healthy range. BMI 22 – the middle of the range – would be 63.6 kg.
Other weights at 170 cm
45 kg at other heights
FAQ
What is the BMI of 45 kg at 170 cm?
BMI = 45 ÷ 1.70² = 15.6, which the WHO classifies as underweight.
What is a healthy weight for 170 cm?
A BMI of 18.5–24.9 at 170 cm (5 ft 7 in) corresponds to 53.5–72.0 kg (118 lb–159 lb).
Is BMI accurate for everyone?
BMI does not distinguish muscle from fat. Very muscular people, older adults and some ethnic groups (WHO suggests lower cut-offs for Asian populations: 23 overweight, 27.5 obese) may need waist measurements or body-fat estimates as well.
BMI calculator · Ideal weight for 170 cm · Metric BMI tables · Calorie calculator
Free calculator by BodyCalc