# Converting calorie count on standard gym stationary bike to power data

4 min read

##### Asked by: Victoria Warren

## How do you calculate power from calories?

**Energy (Joules) = Power (Watts) * Time (Seconds)**

Note that what is commonly referred to as calories is in fact kilocalories, that’s why the abbreviation says kcal, not Cal. So, we would use a conversion rate of 1 Joule = 0.238902957619 kcal.

## How does a stationary bike measure watts?

A power meter on a bicycle is a device that measures the power delivered by the cyclist. Most bicycle power meters **use strain gauges to measure applied torque and, when combined with angular speed, calculate power**.

## Is the calorie counter on a stationary bike accurate?

While some types of cardio machines are more accurate than others, **none of them will be 100% accurate**. In general, they overestimate your calorie burn by 15% to 20% because they can’t account for all the individual factors involved in calorie-burning.

## How much power can you generate on a stationary bike?

Pedaling a bike at a reasonable pace generates about **100 watts** of power. That’s the same energy-per-time used by a 100-watt lightbulb. So if you pedaled eight hours every day for 30 days (no weekends off), then doing the math, you’d generate 24 kilowatt-hours (kWh) of energy.

## How many watts equal a calorie?

To convert a watt-second measurement to a calorie measurement, multiply the energy by the conversion ratio. **The energy in calories is equal to the watt-seconds multiplied by 0.239006**.

## Is 100 watts cycling good?

Wattage goals will vary from person to person. No exact watt number is appropriate for all riders. Generally speaking, **a beginner cyclist may average around 75–100 watts in a 1-hour workout**. A fit participant will average more than 100 watts, and pro cyclists can reach 400 watts per hour.

## How many calories do you burn on a stationary bike for 30 minutes?

Though it’s pretty difficult to make specific predictions for calories burned on an exercise bike, Harvard Health Publishing reports that 30 minutes of moderate-intensity stationary biking burns about **210 calories for a 125-pound person, 252 calories for a 155-pound person, and 292 calories for a 185-pound person**.

## Can stationary bike burn belly fat?

Does cycling burn fat? Yes. Although your stomach muscles aren’t working as hard as your quads or glutes when you’re riding, but **cycling’s aerobic nature means you are burning fat**.

## Is 1000 calories burned a day good?

Some active people regularly burn more than 1,000 calories a day exercising. However, **it’s not a good idea to try to burn 1,000 calories if your goal is to rapidly lose weight and you don’t replenish your body properly after your workout**.

## How many watts is 2000 calories?

100 watt

For an adult, the US FDA recommends about 2000 calories a day, with some adjustments for body size and gender. But how much energy is that? Well it turns out it’s about equal to the same rate as a **100 watt** light bulb.

## How many calories does a watt bike burn?

You can sit down on a Wattbike Atom and blast it, and you’ll easily burn **1,000 calories in an hour**.

## How do I calculate calories burned cycling?

**Cycling Calorie Burn Calculation**

- METs. This calculator is based on the concept of METs. …
- METs and Calories (kcals) Conversion from METs to Calories (kcals) is achieved with the following formula: Calories/kcals = activity (METs) x weight (kilograms) x duration (hours) …
- Cycling METs.

## How do you calculate carbs from calories?

To use the 4-9-4 rule, check your nutrition label and follow these formulas: **Find “Total Carbohydrates” and multiply the amount by 4**. This will give you the number of calories in the food that comes from carbs.

## How do you calculate percentage of carbs from calories?

Multiply the carbohydrate grams by 4. Divide this result by the total number of calories to get the percent of carbohydrates in the food.

## How many grams of protein is 800 calories?

200 g

800 calories from protein / 4 = **200 g** Protein.

## How do you calculate total energy?

**TE = 1/2*m*V^2 + m*g*H**

- Where TE is the Total Energy (Joules)
- m is the mass (kg)
- V is the velocity (m/s)
- H is the height (m)
- g is the acceleration due to gravity (9.81 m/s^2)

## What is the energy equation?

The equation developed by Albert Einstein, which is usually given as **E = mc ^{2}**, showing that, when the energy of a body changes by an amount E (no matter what form the energy takes), the mass (m) of the body will change by an amount equal to E/c

^{2}.

## What is the efficiency formula?

Efficiency can be expressed as a ratio by using the following formula: **Output ÷ Input**. Output, or work output, is the total amount of useful work completed without accounting for any waste and spoilage. You can also express efficiency as a percentage by multiplying the ratio by 100.