BMW 6 Series Gran Coupe (2018) is 630 mm (24.80 inch) longer, 59 mm (2.32 inch) wider and has 31 liters (1.09 ft3) bigger cargo space than Nissan Sentra (2018).
Nissan Sentra (2018) is 196 mm (7.72 inch) higher and 435 kg (959 lbs) lighter than BMW 6 Series Gran Coupe (2018).
