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Mercedes C 111: Driving the Supercar That Never Reached Showrooms

A drive in Mercedes’ spectacular experimental coupe, created to test the Wankel engine and never sold to the public.

5 October 2026 1 min read 5 views

Driving the Mercedes-Benz C 111 means stepping into the history of the most fascinating prototypes ever built. Low, orange and fitted with gullwing doors, it was created in the late 1960s to develop the Wankel rotary engine. Its performance and sound were remarkable, but the car remained a rolling laboratory.

Mercedes later abandoned the Wankel project, which was difficult in terms of fuel consumption, emissions and reliability. The C 111 therefore never became a production sports car; today, it remains one of the brand’s greatest “what ifs”, still thrilling from behind the wheel.

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