BMI Result: 6ft 6in, 166 lbs (BMI 19.2) - Male
According to CDC and WHO standards, a BMI of 19.2 is classified as Normal.
A male who is 6ft 6in tall and weighs 166lbs has a BMI of 19.2, which falls into the Normal category used by the CDC and WHO for adults.
| Category | BMI Range |
|---|---|
| Underweight | < 18.5 |
| Normal | 18.5 – 24.9 |
| Obese | ≥ 30 |
Healthy weight range for 6ft 6in: 160 lbs – 216 lbs
Metric: 198.1 cm, 75.3 kg
📏 Healthy waist circumference for your height: 35" – 40" (below 40" for male)
So you're 6ft 6in and weigh 166lbs. Your BMI is 19.2, which falls into the Normal category according to CDC and WHO standards. Let's break down what this means for your health.
Adjust Your Numbers
Change your height or weight to see how your BMI changes.
Understanding Your BMI
A BMI in the 18.5-24.9 range is considered healthy by CDC and WHO standards. This range is associated with the lowest risk of cardiovascular disease and type 2 diabetes.
What This Means for Your Height
For men over 6ft, BMI may overestimate body fat due to higher muscle mass. Consider waist circumference and body fat percentage for a more accurate assessment.
Weight & Threshold
Gaining approximately 50.2 lbs would bring your BMI to 25, the start of the next category.
⬆️ Gaining approximately 50.2 lbs would put you in the Overweight BMI range.
⬇️ Losing approximately 6.1 lbs would bring you to the Underweight BMI threshold.
Waist & Health
The CDC recommends that men keep waist circumference below 40 inches. A waist-to-height ratio below 0.5 is also associated with lower health risks.
Age Context
At ages 18-19, BMI interpretation transitions. This age range sits between pediatric percentiles and adult fixed cutoffs. A 19-year-old man at 6ft 6in and 166lbs has a BMI of 19.2, which falls into the Normal category under adult CDC/WHO standards.
👉 For younger individuals, visit our Teen BMI Calculator.
👉 Check your Healthy Weight Range for more context.
Health Analysis
Recommendations
General Health
A BMI of 19.2 is within the normal range defined by the CDC and WHO. Staying within this range is generally associated with lower rates of chronic conditions compared to higher or lower BMI categories.
Monitoring
In addition to BMI, pay attention to waist circumference. The CDC recommends males stay under 40 inches. Regular tracking of your measurements over time provides the most useful insight into your health trends.
Next Steps
If you're concerned about your weight or body composition, a healthcare provider can offer personalized guidance based on your full health profile.
Personalized Notes
Health Risks
With a BMI of 19.2 for a 6ft 6in man, the normal range is associated with the lowest risk of cardiovascular disease and type 2 diabetes. Men in this range have a 40% lower risk of developing type 2 diabetes compared to those with a BMI over 25.
Physical Activity
For a man at 6ft 6in and 166lbs, regular physical activity that you enjoy, combined with activities that maintain muscle strength, supports overall health.
Frequently Asked Questions
What percentage of men have a BMI of 19.2 at 6ft 6in?
What is the BMI for a 6ft 6in man at 166lbs?
How can a 6ft 6in man maintain a healthy weight?
How does a BMI of 19.2 affect health for a 6ft 6in man?
Related Tools & Articles
💡 About this calculation: BMI = (166 × 703) ÷ (78 × 78) = 19.2 | Metric: 198.1 cm, 75.3 kg
📖 Recommended reading:
Editorial Review: This page was generated by the BMI Calculator Web Editorial Team and reviewed at template and content-pool level for accuracy and guideline alignment by Dr. Sarah K. Johnson, PhD, RD. All content is aligned with current WHO, CDC, and NIH guidelines.
Published: 2026-10-13