BMI for 50 kg and 150 cm

Instant answer: A person who weighs 50 kg (110 lbs) and is 150 cm (4'11") tall has a BMI of 22.2, classified as normal weight.

Someone 150 cm tall has a healthy weight window of 41.6–56 kg, derived from the standard adult BMI range.

BMI scale WHO BMI categories from 14 to 42 with a marker at 22.2. Under Normal Over Ob I Ob II+ BMI 22.2 14 42
Your BMI of 22.2 sits in the normal weight band. Cutoffs: 18.5, 25, 30, 35 (WHO).

What the numbers mean for you

You have 6.3 kg (14 lbs) of headroom before crossing into overweight (BMI 25 = 56.3 kg (124 lbs)).

Your BMI band midpoint is BMI 21.7 (48.8 kg (108 lbs)), often used as the "most protective" reference in cohort studies.

Timelines assume ~7,700 kcal per kg of body fat. Real progress varies with muscle mass, adherence, and medications.

What does a BMI of 22.2 mean?

Within this range, body composition matters more than the exact number — muscle mass and waist circumference become the better health signals.

BMI is a screening tool, not a diagnosis. Two people at 50 kg and 150 cm can have very different body compositions and very different health profiles. Use BMI alongside waist circumference, fitness level, and routine bloodwork.

Waist matters more than the scale

Two people can share the same BMI and have very different metabolic risk. For that reason, waist circumference is now considered a stronger predictor of cardiometabolic disease than BMI alone.

  • Waist-to-height rule: keep your waist under half your height — that means below 75 cm (30") at 150 cm.
  • Absolute cutoff for most adults: waist under 94 cm (37") is associated with meaningfully lower risk of type 2 diabetes and cardiovascular disease.
  • Higher-risk zone: waist above 102 cm (40") — this is where risk climbs sharply regardless of BMI.

Healthy weight range for 150 cm

The BMI-based healthy weight range for 150 cm tall adults is 41.6–56 kg (92–123 lbs).

WeightIn lbsBMICategory
35 kg77 lbs15.6Underweight
40 kg88 lbs17.8Underweight
45 kg99 lbs20.0Normal weight
50 kg (this page)110 lbs22.2Normal weight
55 kg121 lbs24.4Normal weight
60 kg132 lbs26.7Overweight
65 kg143 lbs28.9Overweight

Precise ±5 kg neighbours at this height

WeightConversionBMICategory
45 kg99 lbs20.0Normal weight
46 kg101 lbs20.4Normal weight
47 kg104 lbs20.9Normal weight
48 kg106 lbs21.3Normal weight
49 kg108 lbs21.8Normal weight
50 kg ← this page110 lbs22.2Normal weight
51 kg112 lbs22.7Normal weight
52 kg115 lbs23.1Normal weight
53 kg117 lbs23.6Normal weight
54 kg119 lbs24.0Normal weight
55 kg121 lbs24.4Normal weight

Practical next steps

  1. Maintain at least 150 minutes of moderate aerobic activity per week.
  2. Include two strength sessions to preserve lean mass with age.
  3. Monitor waist circumference yearly — under 94 cm (men) / 80 cm (women).
  4. Get a routine metabolic panel every 1–2 years.

Frequently asked questions

What is the BMI for 50 kg and 150 cm?

Using the formula BMI = weight (kg) ÷ height (m)², a person who weighs 50 kg and is 150 cm tall has a BMI of 22.2. This places them in the normal weight category as defined by the World Health Organization.

Is 50 kg a healthy weight at 150 cm?

The healthy weight range for 150 cm is 41.6–56 kg, corresponding to a BMI of 18.5–24.9. 50 kg gives a BMI of 22.2, which is normal weight.

How was this BMI calculated?

BMI = 50 ÷ (1.50 × 1.50) = 50 ÷ 2.2500 = 22.2.

What should I do if my BMI is 22.2?

Maintain at least 150 minutes of moderate aerobic activity per week. Include two strength sessions to preserve lean mass with age.

Sources & references