Lexus IS (2017) is 490 kg (1,080 lbs) lighter than Mercedes S-Class (2016).
Mercedes S-Class (2016) is 579 mm (22.80 inch) longer, 88 mm (3.46 inch) wider, 60 mm (2.36 inch) higher and has 109 liters (3.85 ft3) bigger cargo space than Lexus IS (2017).