BMI chart for 6 ft 6 in (198 cm)
At 6 ft 6 in, a healthy weight is 160 to 216 lb (72.6 to 98.0 kg).
That is a BMI of 18.5 to 24.9, the World Health Organization's range for adults. BMI is a screen, not a diagnosis.
Updated October 2026
Where each BMI category starts at 6 ft 6 in
| Category | BMI | Weight (lb) | Weight (kg) |
|---|---|---|---|
| Underweight | under 18.5 | under 160 | under 72.6 |
| Healthy weight | 18.5 to 24.9 | 160 to 215 | 72.6 to 98.0 |
| Overweight | 25 to 29.9 | 216 to 259 | 98.1 to 117.7 |
| Obesity, class I | 30 to 34.9 | 260 to 302 | 117.8 to 137.3 |
| Obesity, class II | 35 to 39.9 | 303 to 345 | 137.4 to 156.9 |
| Obesity, class III | 40 and over | 346 and over | 157.0 and over |
BMI at 6 ft 6 in by weight
| Weight | BMI | Category |
|---|---|---|
| 140 lb (64 kg) | 16.2 | Underweight |
| 150 lb (68 kg) | 17.3 | Underweight |
| 160 lb (73 kg) | 18.5 | Underweight |
| 170 lb (77 kg) | 19.6 | Healthy weight |
| 180 lb (82 kg) | 20.8 | Healthy weight |
| 190 lb (86 kg) | 22.0 | Healthy weight |
| 200 lb (91 kg) | 23.1 | Healthy weight |
| 210 lb (95 kg) | 24.3 | Healthy weight |
| 220 lb (100 kg) | 25.4 | Overweight |
| 230 lb (104 kg) | 26.6 | Overweight |
| 240 lb (109 kg) | 27.7 | Overweight |
| 250 lb (113 kg) | 28.9 | Overweight |
| 260 lb (118 kg) | 30.0 | Obesity, class I |
| 270 lb (122 kg) | 31.2 | Obesity, class I |
| 280 lb (127 kg) | 32.4 | Obesity, class I |
| 290 lb (132 kg) | 33.5 | Obesity, class I |
| 300 lb (136 kg) | 34.7 | Obesity, class I |
| 310 lb (141 kg) | 35.8 | Obesity, class II |
| 320 lb (145 kg) | 37.0 | Obesity, class II |
| 330 lb (150 kg) | 38.1 | Obesity, class II |
| 340 lb (154 kg) | 39.3 | Obesity, class II |
| 350 lb (159 kg) | 40.4 | Obesity, class III |
| 360 lb (163 kg) | 41.6 | Obesity, class III |
| 370 lb (168 kg) | 42.8 | Obesity, class III |
Other heights
Questions
What is a healthy weight for someone 6 ft 6 in?
A healthy weight at 6 ft 6 in (198 cm) is 160 to 216 lb (72.6 to 98.0 kg), which is a BMI of 18.5 to 24.9.
What BMI is overweight at 6 ft 6 in?
At 6 ft 6 in, a BMI of 25 starts at 216 lb (98.1 kg). A BMI of 30, which is where obesity begins, starts at 260 lb (117.8 kg).
What is underweight at 6 ft 6 in?
Below 160 lb (72.6 kg), which is a BMI under 18.5, is classed as underweight for an adult.
Is BMI a good measure of health?
It is a quick screen for adults and no more. It cannot tell muscle from fat, so a muscular person can read as overweight. Ask a doctor about your weight if you are unsure.
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