Lexus GS (2014) is 258 mm (10.16 inch) longer, 51 mm (2.01 inch) wider, 20 mm (0.79 inch) higher and has 99 liters (3.50 ft3) bigger cargo space than Mercedes C-Class (Coupe) (2014).
Mercedes C-Class (Coupe) (2014) is 5 kg (11 lbs) lighter than Lexus GS (2014).