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BMI: 316cm, 40kg
BMI for 316cm tall and 40kg: 4.0 (Underweight). Free BMI calculator with health categories.
4.0 (Underweight)
BMI = 40 / (316/100)^2 = 4.0. Category: Underweight.
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 |
|---|---|
| 316 / 35 | 3.5 (Underweight) |
| 316 / 38 | 3.8 (Underweight) |
| 316 / 39 | 3.9 (Underweight) |
| 316 / 41 | 4.1 (Underweight) |
| 316 / 42 | 4.2 (Underweight) |
| 316 / 45 | 4.5 (Underweight) |
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.