Originally Posted by
rubiksoval
Not sure what the reportedly is.
1000 kJ an hour is only 276 watts. I did a workout that was 300 watts for three hours and finished up with 3520 kJ in three hours, 18 minutes.
Not really that big of a thing compared to actual pro riders who can do that for 6 plus hours.
1000 kJ is 239 kcal, or 239 Calories.
238 Calories/hr is about 4 Calories per minute. Pros can burn over 3 times that rate on a hard ride.