Triathletes  who compete in an Olympic distance triathlons will swim 1500 meters, bike 40k, and run 10k.  The Olympic distance race is highly competitive as athletes from around the world compete for the opportunity to represent their country in the World Championships hosted in different countries every year.  You’ll also notice that gear and equipment plays a more important role at this distance.  Most athletes racing this distance will have a triathlon specific bike designed to allow the body to comfortably hold the most aerodynamic position possible. Aero wheels, aero helmets and triathlon tops and shorts are the norm.