BMI for 55 kg and 162 cm
Instant answer: A person who weighs 55 kg (121 lbs) and is 162 cm (5'4") tall has a BMI of 21.0, classified as normal weight.
Someone 162 cm tall has a healthy weight window of 48.6–65.3 kg, derived from the standard adult BMI range.
What does a BMI of 21.0 mean?
Staying inside this band is associated with the most favourable metabolic markers in adult populations under 65.
BMI is a screening tool, not a diagnosis. Two people at 55 kg and 162 cm can have very different body compositions and very different health profiles. Use BMI alongside waist circumference, fitness level, and routine bloodwork.
Healthy weight range for 162 cm
The BMI-based healthy weight range for 162 cm tall adults is 48.6–65.3 kg (107–144 lbs).
| Weight | In lbs | BMI | Category |
|---|---|---|---|
| 40 kg | 88 lbs | 15.2 | Underweight |
| 45 kg | 99 lbs | 17.1 | Underweight |
| 50 kg | 110 lbs | 19.1 | Normal weight |
| 55 kg (this page) | 121 lbs | 21.0 | Normal weight |
| 60 kg | 132 lbs | 22.9 | Normal weight |
| 65 kg | 143 lbs | 24.8 | Normal weight |
| 70 kg | 154 lbs | 26.7 | Overweight |
Practical next steps
- Keep a stable routine of movement, sleep (7–9 h), and balanced meals.
- Add resistance training to slow age-related muscle loss.
- Watch the trend, not the daily fluctuation — month-over-month is what matters.
- Check blood pressure and cholesterol annually.
Frequently asked questions
What is the BMI for 55 kg and 162 cm?
Using the formula BMI = weight (kg) ÷ height (m)², a person who weighs 55 kg and is 162 cm tall has a BMI of 21.0. This places them in the normal weight category as defined by the World Health Organization.
Is 55 kg a healthy weight at 162 cm?
The healthy weight range for 162 cm is 48.6–65.3 kg, corresponding to a BMI of 18.5–24.9. 55 kg gives a BMI of 21.0, which is normal weight.
How was this BMI calculated?
BMI = 55 ÷ (1.62 × 1.62) = 55 ÷ 2.6244 = 21.0.
What should I do if my BMI is 21.0?
Keep a stable routine of movement, sleep (7–9 h), and balanced meals. Add resistance training to slow age-related muscle loss.