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BMI: 172 cm, 55 kg
Healthy weight · 172 cm (5 ft 8 in), 55 kg (121 lb)
How it is calculated
BMI = weight (kg) ÷ height (m)² = 55 ÷ (1.72 × 1.72) = 55 ÷ 2.9584 = 18.6.
At 172 cm the healthy-weight range (BMI 18.5–24.9) is 54.7–73.7 kg; 55 kg is within the healthy range. BMI 22 – the middle of the range – would be 65.1 kg.
Other weights at 172 cm
55 kg at other heights
FAQ
What is the BMI of 55 kg at 172 cm?
BMI = 55 ÷ 1.72² = 18.6, which the WHO classifies as healthy weight.
What is a healthy weight for 172 cm?
A BMI of 18.5–24.9 at 172 cm (5 ft 8 in) corresponds to 54.7–73.7 kg (121 lb–162 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.
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