In Gran Turismo 4 the characteristics of the cars are realistically designed and calculated so that they handle as per the real-life physics of that particular vehicle, taking into account weight, speed, friction, wind and more. New technology immerses the player in real-life environments such as New York City and the Grand Canyon. Highly detailed vehicles and environment mapping create broadcast-quality graphics, from light and competitor car reflections on the player's automobile to leaves on a tree shaking in the wind.

In offline gameplay, players will have the opportunity to race in enhanced arcade and simulation modes, experiencing more than 500 authentic automobiles from manufacturers around the world, with a range from vintage to modern vehicles. Courses include existing closed racing circuits to specially designed city courses, reaching a total count of up to 100 tracks.

The online mode features a robust system for players to race with up to six other players and interact and chat with others to form an automotive community.

Unrivalled Realism, Amazing Graphics and Brand New Features, plus all the cars you've only ever dreamt about. Proceed into driving heaven. An incredible variety of vehicles, from classics to ultra - modern supercars, each with realistic handling and dynamics Famous locations and tracks that look so good you'll stop to enjoy the view Huge single player challenge - win races, earn money and become a GT Pro, or play split screen head-to-head or 6 player races across a Lan Set up your car, plot Pit-stop strategies and instruct your driver as race manager in B-Spec mode New photo mode - take unique pictures of your cars to save or print out From traction control to Nitrous oxide boost, tune vehicles with the latest automotive technology - make your car easier to drive or outrageously fast