Lexus GS (2018) is 716 mm (28.19 inch) longer, 4 mm (0.16 inch) wider, 147 mm (5.79 inch) higher and has 95 liters (3.35 ft3) bigger cargo space than Mercedes SLK-Class (2014).
Mercedes SLK-Class (2014) is 155 kg (342 lbs) lighter than Lexus GS (2018).