Bentley Continental Supersports (2014) is 168 mm (6.61 inch) longer and 16 mm (0.63 inch) higher than BMW 4 Series Gran Coupe (2017).
BMW 4 Series Gran Coupe (2017) is 162 mm (6.38 inch) wider, 508 kg (1,120 lbs) lighter and has 124 liters (4.38 ft3) bigger cargo space than Bentley Continental Supersports (2014).
Comparisons with Bentley Continental Supersports (2014)