What would you prefer - Cadillac Sixteen or Bugatti Galibier? Sixteen is 567 cm long and 139 cm high. Roughly the height of Mercedes CLS, lower than Porsche Panamera. Galibier is 537 cm long. How high is Galibier, and which has more comfortable back seat, Sixteen or Galibier? Sixteen has notched back. Galibier has liftback rear. Which of them has better drag coefficient? Both have sixteen cylinders, Sixteen has V16 while Galibier has W16. But while Galibier has just 8 l displacement, Sixteen displaces 13,6 l. Galibier has two turbochargers. Sixteen is naturally aspirated. And Galibier has just 800 horses while Sixteen is 1000 horsepower. Sixteen probably has more drag and weight than Galibier, but more power as well. How does the maximum speed and acceleration of Sixteen compare with Galibier? Sixteen has bigger drag, weight and engine as mentioned. But Sixteen also has displacement on demand and can be propelled by as few as 4 cylinders. How does the fuel burn of Sixteen at, say, steady 90 km/h road driving compare against Galibier at the same speed?