Fitness Calculators
Calories Burned Calculator
Estimate energy used during a timed physical activity.
ResultEstimated energy used: 257 kcal
MET-based estimates vary with fitness, intensity, environment, and individual physiology.
How to use this calculator
- Enter body weight, an appropriate MET value, and duration.
- Review the live result and use Copy result when you need to share it.
How the calculation works
The standard MET estimate multiplies MET by 3.5, body weight, and minutes, then divides by 200.
Formula
The standard MET estimate multiplies MET by 3.5, body weight, and minutes, then divides by 200.
Step-by-step calculation
- Enter body weight, an appropriate MET value, and duration.
- The standard MET estimate multiplies MET by 3.5, body weight, and minutes, then divides by 200.
- Check the displayed result, then copy it if needed.
Worked example
A 70 kg person performing a 7-MET activity for 30 minutes receives an estimate near 257 kcal.
Risk guidance
Frequently asked questions
Does this tool send my inputs anywhere?
No. The interactive calculation runs in your browser and this site does not submit tool inputs to a backend.
How should I use the result?
Check that the entered units and values match your situation, especially around dates, breaks, and rounding.