BMW 4 Series Gran Coupe (2019) is 15 mm (0.59 inch) wider, 115 kg (254 lbs) lighter and has 90 liters (3.18 ft3) bigger cargo space than Lexus IS (2014).
Lexus IS (2014) is 25 mm (0.98 inch) longer and 41 mm (1.61 inch) higher than BMW 4 Series Gran Coupe (2019).