Calories Burned Cycling Calculator

Estimate calories burned cycling from speed or measured power output, with MET-based and watt-based calculation modes.

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Calculation mode

Body weight

Duration (minutes)

Cycling intensity

560

Calories burned

560

Cal / hour

Intensity	Moderate (19–22 km/h / 12–14 mph)
MET value	8
Calories per hour	560 kcal
Total calories burned	560 kcal

Calculation notes Speed-based estimates use MET values from the 2011 Compendium of Physical Activities. Actual burn varies with terrain, rider position, and drafting.

Cycling & Calorie Burn

Calories Burned Cycling Calculator

Estimate the calories you burn cycling using either speed and intensity levels (MET-based) or your actual power output in watts. The power mode uses measured mechanical energy and gross efficiency to convert watts to metabolic calories.

Speed vs power estimation

The speed-based method uses MET values from the Ainsworth Compendium to estimate calorie expenditure based on cycling intensity range. This is convenient when you only know your approximate speed or effort level.

The power-based method uses your measured average power output (in watts) combined with an assumed gross cycling efficiency of 22% to calculate metabolic calorie expenditure. This approach is more accurate if you have a power meter, as it accounts for the actual mechanical work performed.

Gross cycling efficiency

Gross efficiency describes the fraction of metabolic energy that is converted to mechanical power at the pedals. Typical values range from 20–25% depending on cadence, fitness level, and cycling experience. A value of 22% is used here as a widely cited population average.

Higher gross efficiency means more mechanical work for the same metabolic cost. Elite cyclists often achieve 23–25%, while recreational cyclists typically fall in the 20–22% range. Using a fixed efficiency introduces some individual error, but average values produce reasonable population-level estimates.

Factors affecting cycling calorie burn

Body weight is the strongest predictor in speed-based estimates because it determines the energy required to move against gravity and inertia. Heavier riders burn more calories at the same speed. In power mode, weight does not directly enter the calculation — the energy cost is determined by watts output.

Terrain, wind resistance, bike type, and riding position all affect the power required to maintain a given speed. Flat versus hilly routes can produce dramatically different power demands at the same average speed.

Frequently asked questions

How do I find my average power output?

A cycling power meter measures force and cadence at the crank, hub, or pedals to compute watts in real time. Most training apps and cycling computers can record and average power across a ride. Without a power meter, the speed-based mode is a practical alternative.

Why is the power-based estimate higher than the speed-based estimate?

Speed-based estimates use standardised MET values that represent population averages across different bikes, riders, and terrains. If you are riding at higher power than average for your speed (e.g., into headwind, uphill, or on a heavier bike), the power-based estimate will be more accurate.

Does riding a stationary bike give the same burn as outdoor cycling?

At the same power output, yes. In practice, stationary bikes often feel harder at lower wattages because there is no wind cooling and you cannot coast. The power-based mode works equally well for indoor and outdoor cycling.

Calories Burned Cycling Calculator

Calories Burned Cycling Calculator

Speed vs power estimation

Gross cycling efficiency

Factors affecting cycling calorie burn

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