Lexus GS (2015) is 164 mm (6.46 inch) longer, 11 mm (0.43 inch) wider, 41 mm (1.61 inch) higher and has 74 liters (2.61 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2017).
Mercedes C-Class (Coupe) (2017) is 60 kg (132 lbs) lighter than Lexus GS (2015).