⚖️
BMI: 18cm, 123kg
BMI for 18cm tall and 123kg: 3,796.3 (Obese). Free BMI calculator with health categories.
3,796.3 (Obese)
BMI = 123 / (18/100)^2 = 3,796.3. 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 |
|---|---|
| 18 / 118 | 3,642.0 (Obese) |
| 18 / 121 | 3,734.6 (Obese) |
| 18 / 122 | 3,765.4 (Obese) |
| 18 / 124 | 3,827.2 (Obese) |
| 18 / 125 | 3,858.0 (Obese) |
| 18 / 128 | 3,950.6 (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.