🔥 Calorie Burned Activity Calculator

Calculate calories burned and fat oxidized across running, cycling, swimming, weightlifting, and 30+ sports activities based on standard MET values.

Free No Signup Required Browser-Based
Estimated Calories Burned
🔥 551 kcal
🏃 Running (6 mph / 10k pace) for 45 minutes (12.2 kcal/min)
Estimated Fat Oxidized
~72 grams
Burn Rate Per Hour
735 kcal/hr

How to Use Calorie Burned Activity Calculator

  1. Choose your preferred unit system (kg or lbs)
  2. Enter your body weight and exercise duration in minutes
  3. Select your workout activity from the dropdown
  4. View your total calories burned, fat oxidized in grams, and hourly burn rate

📖 Technical Encyclopedia & Standards Reference

Calculate calories burned and fat oxidized across running, cycling, swimming, weightlifting, and 30+ sports activities based on standard MET values. This tool computes outputs according to official open technical and scientific specifications.

✓ Open Standards AlignmentCompliant with ISO/IEC, W3C, NIST, and standard mathematical formulations.
✓ 100% Client-Side / SecureZero server logging. Computations execute entirely in your local browser sandbox.
Explore more formulas in our Tools Encyclopedia & Glossary →

Frequently Asked Questions

What is a MET value in exercise science?
MET stands for Metabolic Equivalent of Task. 1 MET equals the energy expended while sitting quietly at rest (~1 kcal/kg/hour).
How many calories do I need to burn to lose 1 pound of fat?
Burning approximately 3,500 calories through exercise or calorie deficit equals roughly 1 pound (~0.45 kg) of stored body fat.
By OnlineToolHubs Team • September 2026