BMW 6 Series Gran Turismo (2019) is 73 mm (2.87 inch) longer, 124 mm (4.88 inch) higher, 128 kg (282 lbs) lighter and has 150 liters (5.30 ft3) bigger cargo space than Dodge Challenger (2015).
Dodge Challenger (2015) is 21 mm (0.83 inch) wider than BMW 6 Series Gran Turismo (2019).