Forza Console Simulation Racing 'Firsts'
Risk-based reward system: "You can win more money by racing with some of the game assists turned off. For example, you will earn more money for winning a race using a manual transmission than you will if you race with an automatic. The same goes for racing with the damage system turned off, or by racing with the assists (such as ABS brakes) turned off. "
Online Trading: Trade your customised cars online.
Real World Mods: If you can buy it in Forza Motorsport then you can buy it in real life.
Engine Swaps: Ability to swap engines beetween cars only if it conforms to real life situations.
Dual Arm Suspension: This means your car wheels can tilt slightly as well as go up and down. An important factor for cornering.
Air Physics System: The physics model calculates drag as well as lift cause by air going under the car.
Drivatar: Learning AI that mimics your driving style for use as team driving or to race against others in your absence.
Tire Physics: "We received confidential real-world tire data from engineers at Toyo tires to help us develop and tune our tire physics. We spent over a month developing the tire physics and two months tuning the tire compounds and tire types. "
Persistent environmental damage: paint etchings on guardrails, tread marks on the pavement, all remain there until the end of the race.
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Any GT fans willing to put a list of GT4 'Firsts' since the way I see it GT4 is a rehash of GT3 with pretty graphics.....