Supercars are typically known for their exceptional performance, including high top speeds, quick acceleration, and outstanding handling. The Porsche 911 GT3 certainly meets these criteria: Acceleration: The GT3 can accelerate from 0 to 60 mph in around 3 seconds, showcasing its impressive speed and power. Top Speed: With a top speed of over 190 mph, the GT3 can reach exhilarating velocities.