BMW 6 Series Gran Coupe (2017) is 368 mm (14.49 inch) longer, 79 mm (3.11 inch) wider and has 31 liters (1.09 ft3) bigger cargo space than Nissan Sentra (2020).
Nissan Sentra (2020) is 53 mm (2.09 inch) higher and 520 kg (1,146 lbs) lighter than BMW 6 Series Gran Coupe (2017).