BMW 6 Series Gran Coupe (2016) is 734 mm (28.90 inch) longer, 85 mm (3.35 inch) wider and has 100 liters (3.53 ft3) bigger cargo space than Citroen DS4 (2014).
Citroen DS4 (2014) is 134 mm (5.28 inch) higher and 542 kg (1,195 lbs) lighter than BMW 6 Series Gran Coupe (2016).
