A sport bike, also written as sportbike, is a motorcycle optimized for speed, acceleration, braking, and cornering on paved roads, typically at the expense of comfort and fuel economy in comparison to less specialized motorcycles.soichiro honda wrote in the owner's manual of the 1959 honda cb92 benly supersport that, "Primarily, essentials of the motorcycle consists in the speed and the thrill," while cycle world's Kevin Cameron says more prosaically that, "A sportbike is a motorcycle whose enjoyment consists mainly from its ability to perform on all types of paved highway – its cornering ability, its handling, its thrilling acceleration and braking power, even (dare I say it?) its speed."
With the emphasis of a sport bike being on speed, acceleration, braking, and maneuverability, there are certain design elements that most motorcycles of this type will share. Rider ergonomics favor function. This generally means higher foot pegs that move the legs closer to the body and more of a reach to a lower set of hand controls, such as clip on handlebars, which positions the body and weight forward and over the tank.sport bikes have comparatively high-performance engines resting inside a lightweight frame high tech and expensive materials are often used on sport bikes to reduce weight
