Speed is defined as the rate at which an object or someone moves fast. Watts is the SI unit of power. It is equivalent to one joule per second. It is the rate of consumption of energy in an electric circuit where the potential difference is one volt and the current one ampere. This section of this page shows you the speed to watts conversion formula to convert values from speed to watts. This formula just needs basic arithmetic operations to determine the results.
Also, given here the related calculator which is designed based on the speed to watts conversion formula to make your calculations easier.