For 2020 F1: In Formula 1, there are no regulations for the amount of power a team can use in their cars. There are engine specifications thought, which needs to be complied to. The specifications are four-stroke, turbocharged 1.6 liter, 90 degree V6 turbo engines. The maximum engine power rotational speed is 15,000 revolutions per minute (rpm).
Coming to the amount of power generated, the exact numbers are highly classified in nature by the engine providers. The current F1 engine providers are Ferrari, Mercedes, Honda and Renault. Mercedes is considered to have the maximum Horse Power (HP). Ferrari comes next, with Renault and Honda have considerably gap over the two giants. The teams invest a lot of money in research to give them an extra edge in powerful engines.
The total power of a F1 engine is measured after calculating the power in the V6 engines, and Energy Recovery System (ERS). Considering the development of engine by the aforementioned engine suppliers, it is considered that the current F1 cars carry more than the magic number of 1000 HP. In spite of this, the F1 cars are extremely safe to drive, with good fuel efficiency, with major accidents rarely reported from the tracks
Indy car for 2020: 2.2-liter twin-turbo V6 engines
F1 vs IndyCar: Which is faster, horsepower, assists and more compared - F1 - Autosport