The Mercedes-Benz F125 (stylized as the Mercedes-Benz F 125! ) is an electrically driven, hydrogen fuel cell concept car unveiled at the 2011 Frankfurt Motor Show. It is named 125 to celebrate the 125th anniversary of Mercedes-Benz.
The two-door coupé has front gullwing doors that provide access to the front and rear seats.
Each wheel is powered by an electric motor, creating a rear-drive biased four-wheel drive "e4MATIC" system. The front motors provide and the rear with a total peak of ; the electric motors are powered by a capacity lithium-sulfur battery located in a vertical position behind the rear seats. The batteries are provided energy by a hydrogen fuel cell located between the front wheels.
The F125 has a claimed acceleration time to 100 km/h in 4.9 seconds and a top speed of 220 km/h.