BMW 8 Series (G15) (2018) is 202 mm (7.95 inch) longer and 86 mm (3.39 inch) wider than Nissan Sentra (2020).
Nissan Sentra (2020) is 104 mm (4.09 inch) higher, 543 kg (1,197 lbs) lighter and has 8 liters (0.28 ft3) bigger cargo space than BMW 8 Series (G15) (2018).