. 406 2.0 Coupe 406 3.0 Coupe Engine Volume (cc) 1998 2946 Number of Cylinders 4 V6 Horsepower (BG) / (d / d) 135/5500 194/5500 Highest Torque (Nm) / (d / d) 180/4200 267 / 4000 Final Speed (km / h) 205 235 0-100 km / h Acceleration (sec) 10.5 7.9 Fuel consumption (at 100 km) at 90 km / h (liter) 7.2 - 120 km / h (liter) - - In the city (liter) 13.6 - Weight (kg) 1340 1458 Wheelbase (mm) 2700 2700 Length (mm) 4615 4615 Width (mm) 1780 1780 Height (mm) 1360 1360 Luggage Volume (liter) 390 390