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BMI chart for 6′6″ (198.1 cm)

Is your weight healthy at 6′6″? Find it in pounds below.

Quick answer

At 6′6″, a healthy weight for an adult is 160 lb to 215 lb. Under 160 lb is underweight, from 216 lb is overweight, and from 260 lb is obese. BMI = 703 × weight in lb ÷ 78².

BMI for every weight at 6′6″

BMI by weight at 6′6″
Weight (lb)Weight (kg)BMICategory
130 lb59 kg15Underweight
135 lb61.2 kg15.6Underweight
140 lb63.5 kg16.2Underweight
145 lb65.8 kg16.8Underweight
150 lb68 kg17.3Underweight
155 lb70.3 kg17.9Underweight
160 lb72.6 kg18.5Underweight
165 lb74.8 kg19.1Healthy weight
170 lb77.1 kg19.6Healthy weight
175 lb79.4 kg20.2Healthy weight
180 lb81.6 kg20.8Healthy weight
185 lb83.9 kg21.4Healthy weight
190 lb86.2 kg22Healthy weight
195 lb88.5 kg22.5Healthy weight
200 lb90.7 kg23.1Healthy weight
205 lb93 kg23.7Healthy weight
210 lb95.3 kg24.3Healthy weight
215 lb97.5 kg24.8Healthy weight
220 lb99.8 kg25.4Overweight
225 lb102.1 kg26Overweight
230 lb104.3 kg26.6Overweight
235 lb106.6 kg27.2Overweight
240 lb108.9 kg27.7Overweight
245 lb111.1 kg28.3Overweight
250 lb113.4 kg28.9Overweight
255 lb115.7 kg29.5Overweight
260 lb117.9 kg30Obese
265 lb120.2 kg30.6Obese
270 lb122.5 kg31.2Obese
275 lb124.7 kg31.8Obese
280 lb127 kg32.4Obese
285 lb129.3 kg32.9Obese
290 lb131.5 kg33.5Obese
295 lb133.8 kg34.1Obese
300 lb136.1 kg34.7Obese
305 lb138.3 kg35.2Obese
310 lb140.6 kg35.8Obese
315 lb142.9 kg36.4Obese
320 lb145.1 kg37Obese
325 lb147.4 kg37.6Obese
330 lb149.7 kg38.1Obese
335 lb152 kg38.7Obese
340 lb154.2 kg39.3Obese
345 lb156.5 kg39.9Obese

Ideal weight for women and men at 6′6″

BMI is the same for women and men, but ideal-body-weight formulas — used by doctors to dose some medicines — give separate figures. At 6′6″, they put a woman's ideal weight at about 171 lb – 192 lb and a man's at about 180 lb – 213 lb. Anywhere in the healthy BMI range above is still a healthy weight.

Ideal weight formulas at 6′6″
FormulaWomenMen
Robinson (1983)175 lb190 lb
Miller (1983)171 lb180 lb
Devine (1974)192 lb202 lb
Hamwi (1964)188 lb213 lb

How BMI is worked out at 6′6″

6′6″ is 78 inches. In US units, BMI = 703 × weight in pounds ÷ height in inches squared, and 78² = 6,084. So 220 lb gives 703 × 220 ÷ 6,084 = 25.4. The table does this for every 5 pounds.

The categories are the World Health Organization's adult ranges, used by the CDC. BMI does not tell muscle from fat, so also check your waist-to-height ratio: at 6′6″, keep your waist under 39 inches. For an exact weight, use the BMI calculator, which takes pounds or kilograms and feet or centimetres.

Frequently asked questions

What is a healthy weight for 6′6″?

For an adult 6′6″ (198.1 cm) tall, a healthy BMI of 18.5–24.9 means 160 lb to 215 lb.

Is 220 pounds overweight for 6′6″?

220 lb at 6′6″ is a BMI of 25.4, which is in the overweight range (25–29.9). Overweight starts at 216 lb for this height and obesity at 260 lb.

How many pounds is underweight at 6′6″?

Below 160 lb, which is a BMI under 18.5.

What is 6′6″ in centimetres?

6′6″ is 78 inches, or 198.1 cm. Multiply inches by 2.54 to get centimetres.

Last updated: · Sources: WHO adult BMI classification; CDC