A physics racing game often relies on button sensitivity for speed adjustments and the 3DS is just not capable of the precise button pressing that is required. (darkstation.com)
It is understanding your vehicle's stopping distance, understanding when to make speed adjustments in different situations, and knowing and being aware of reaction distance. (247texasdriversafety.com)
This variant also lacked automatic speed adjustment for windshield wipers and body kits, along with the rear spoiler, were omitted. (en.wikipedia.org)