BMW M3 4.0i (420 Hp) 2011 should be considered as a complete package rather than through a single headline figure. Petrol, Cabriolet, 420 HP define its basic character.
For a realistic decision, we recommend weighing an average consumption figure of 12.7 lt, 0–100 km/h in 5.3 s against your daily route, passenger needs and expected driving style.
