BMW 5 Series Gran Turismo (2019) is 259 mm (10.20 inch) longer, 264 mm (10.39 inch) higher and has 110 liters (3.88 ft3) bigger cargo space than McLaren GT (2020).
McLaren GT (2020) is 228 mm (8.98 inch) wider and 188 kg (414 lbs) lighter than BMW 5 Series Gran Turismo (2019).