Basal Metabolic Rate Calculator

Calculate your BMR using multiple formulas including Harris-Benedict, Mifflin-St Jeor, and Katch-McArdle equations.

Your Details

years
kg
cm

Recommended BMR (Mifflin-St Jeor)

1618 cal

Daily calories burned at rest

📊Harris-Benedict (Original)
1677 cal
📈Harris-Benedict (Revised)
1672 cal
💪Katch-McArdle
1655 cal
⚖️Lean Body Mass
59.5 kg

Which Formula to Use?

Mifflin-St Jeor is most accurate for the general population. Katch-McArdle is better if you know your body fat percentage, especially for athletes.

Daily Calories by Activity Level

Activity LevelDescriptionDaily Calories
SedentaryLittle or no exercise, desk job1941 cal
LightLight exercise 1-3 days/week2224 cal
ModerateModerate exercise 3-5 days/week2507 cal
ActiveHard exercise 6-7 days/week2790 cal
Very ActiveVery hard exercise, physical job3073 cal