The new MINI Convertible, larger than its predecessor model, is powered by a 136 horsepower 3-cylinder gas engine with MINI TwinPower Turbo Technology in the MINI Cooper Convertible, a192 horsepower 4-cylinder gas engine with MINI TwinPower Turbo Technology in the MINI Cooper S Convertible and a 116 horsepower 3-cylinder diesel engine with MINI TwinPower Turbo Technology in the MINI Cooper D Convertible. The opening and closing of the soft top and side windows takes 18 seconds and can be done at speeds of up to 18 mph.
