Formula 1, Formula E and IndyCar all require immense skill and determination, but which is the hardest to drive? Each of these categories has its own unique challenges and rewards, making it difficult to determine a clear winner. However, when it comes to difficulty, Formula 1 is considered the most demanding of the three. The cars are powerful and the tracks are tight, requiring the driver to possess both physical and mental strength to succeed. Formula E and IndyCar both offer their own unique challenges, from tight corners to tricky strategies, but none can compare to the intensity of a Formula 1 race. Ultimately, it comes down to the individual driver's preference and experience, but when it comes to sheer difficulty, Formula 1 takes the prize.