Hennessey Venom F5 becomes world's fastest car at 484 kmph
US-based Hennessey Performance Engineering has unveiled Venom F5 hypercar, said to be the world's fastest road car with a top speed of 484.4 kmph. F5 has been named after the most powerful tornado speed winds on the Fujita scale and has a starting price of â¹10 crore. It can accelerate from 0 to 300 kmph in less than 10 seconds.