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BMI: 13cm, 18kg
BMI for 13cm tall and 18kg: 1,065.1 (Obese). Free BMI calculator with health categories.
1,065.1 (Obese)
BMI = 18 / (13/100)^2 = 1,065.1. Category: Obese.
How This Was Calculated
Metric: BMI = weight(kg) / height(m)²
Imperial: BMI = 703 × weight(lbs) / height(in)²
Categories: Underweight <18.5 | Normal 18.5-24.9 | Overweight 25-29.9 | Obese ≥30.
Quick Reference Table
| Input | Result |
|---|---|
| 13 / 13 | 769.2 (Obese) |
| 13 / 16 | 946.7 (Obese) |
| 13 / 17 | 1,005.9 (Obese) |
| 13 / 19 | 1,124.3 (Obese) |
| 13 / 20 | 1,183.4 (Obese) |
| 13 / 23 | 1,360.9 (Obese) |
Frequently Asked Questions
What is a healthy BMI?
A BMI between 18.5 and 24.9 is considered normal.
Does BMI account for muscle mass?
No, BMI is a general screening tool and does not distinguish muscle from fat.
Should I use metric or imperial?
Both give the same result. Use whichever you are comfortable with.