Is a 10-Horsepower Difference Noticeable in Cars?

[Monica]

Is a 10-horsepower difference noticeable in cars? Yes, a 10-horsepower difference is noticeable in cars. Here is some relevant information about horsepower: 1. Introduction to horsepower: Horsepower is a commonly used unit for measuring power in engineering. It was proposed by James Watt. 1 horsepower is approximately equal to 735 watts. Generally, it refers to metric horsepower rather than imperial horsepower. 1 horsepower equals the work done to lift 75 kilograms by 1 meter in 1 second, which is also equal to 0.735 kilowatts, or metric horsepower. 1 imperial horsepower equals 550 foot-pounds per second, which is 76 kilogram-meters per second, or 0.746 kilowatts. 2. Metric horsepower: Metric horsepower, also known as PS, is entirely a human-defined value, set very close to imperial horsepower. 1 metric horsepower is defined as the work done to lift 75 kilograms by 1 meter in 1 second. That is: 1 metric horsepower = 75 kilogram-meters/second = 735 watts.