BMW 6 Series Gran Turismo (2018) is 275 mm (10.83 inch) longer and 136 kg (300 lbs) lighter than Cadillac XT5 (2016).
Cadillac XT5 (2016) is 1 mm (0.04 inch) wider, 136 mm (5.35 inch) higher and has 241 liters (8.51 ft3) bigger cargo space than BMW 6 Series Gran Turismo (2018).