Kcal Trail Run (MET 10)

MET·peso·h.
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

kcal
1.400

About this calculator

The Trail Run Calorie Calculator (MET 10) is a practical tool for estimating caloric expenditure during trail running activities. It uses the MET (Metabolic Equivalent) formula multiplied by body weight and activity time. MET is a unit expressing the rate of energy expenditure during physical activity. For trail running, we consider a MET of 10, reflecting the moderate to high intensity of this type of exercise.

The formula used is straightforward: Kcal = MET x weight x time. For instance, a 154 lbs (70 kg) person trail running for 1 hour will have an estimated caloric expenditure of 700 kcal (10 x 70 x 1). This helps better understand how much energy is being expended during the activity, essential for training and nutrition planning.

When to use this calculator? It's ideal for trail runners who need to monitor their energy expenditure, whether to improve performance, manage weight, or simply understand the effects of exercise on the body. It's also useful for healthcare and physical education professionals guiding athletes.

Care should be taken with factors that can influence actual caloric expenditure, such as the specific terrain of the trail (if very steep or flat), weather conditions, and individual fitness level. These factors can cause actual caloric expenditure to vary from the estimate.

Frequently asked questions

What is MET and why is 10 used for trail run?

MET (Metabolic Equivalent) is a unit expressing the rate of energy expenditure during physical activity. A MET value of 10 for trail running reflects its moderate to high intensity.

Can I use this calculator for other activities?

No, this calculator is specific to trail running with a MET of 10. For other activities, you would need to use the corresponding MET.

How does terrain influence caloric expenditure?

Terrain can increase or decrease caloric expenditure. Steep terrains tend to increase expenditure, while flat terrains decrease it.

What if I don't know my exact weight?

It's best to use your closest weight for an accurate estimate. Small variations can significantly affect the result.

Can I use this calculator for weight loss planning?

Yes, but remember caloric expenditure is just one factor. Nutrition and other lifestyle aspects are also crucial.

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