BMI, BMR & TDEE Calculator | Metric & Imperial Units

Q: How are BMI, BMR and TDEE calculated?

BMI is weight(kg) ÷ height(m)^2, BMR uses the Mifflin-St Jeor equation, and TDEE multiplies BMR by the selected activity factor.

Q: Can I use these results as medical advice?

No. The calculator provides estimates for informational purposes only. Always consult medical professionals for diagnosis or treatment decisions.

This combined calculator estimates BMI, basal metabolic rate (BMR) and total daily energy expenditure (TDEE) in one place. Switch between metric and imperial units, copy results and keep a shareable link for future check-ins.

Sex

Age

Units

Height (cm)

Weight (kg)

Activity level

Results refresh automatically after changes. Use the share button to copy a URL with your inputs.

Provide your details to view BMI, BMR, TDEE and calorie targets.

FAQ

How are BMI, BMR and TDEE calculated?

BMI is weight(kg) ÷ height(m)², BMR uses the Mifflin-St Jeor equation, and TDEE multiplies BMR by the selected activity factor.

Can I use these results as medical advice?

No. The calculator is for informational use only. Please consult healthcare professionals for personalised medical guidance.

FAQ

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