Calorie Burn Calculator — Free Online Tool
Calculate how many calories you burn during any physical activity using MET (Metabolic Equivalent of Task) values. Enter your weight, duration, and choose from 24 activities across cardio, strength, sports, and daily activities.
100% client-side. No uploads. Your data never leaves your browser.
How to use Calorie Burn Calculator
- Enter your weight.
- Choose an activity from the list.
- Enter the duration in minutes.
- See calories burned and calories per minute.
Frequently Asked Questions
What is MET?
Metabolic Equivalent of Task — a ratio of activity energy expenditure to rest. MET 1 = sitting still. MET 8 = running at 5 mph. Calories burned = MET × weight(kg) × hours.
How accurate is this?
±15-20% accuracy for most people. Individual variation in fitness, age, and body composition affects actual calorie burn.
Are the MET values from a standard source?
Based on the Compendium of Physical Activities by Ainsworth et al., the standard reference for MET values.
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