BMW 3 Series Touring (2015) is 600 kg (1,323 lbs) lighter than Mercedes S-Class (2018).
Mercedes S-Class (2018) is 612 mm (24.09 inch) longer, 88 mm (3.46 inch) wider, 61 mm (2.40 inch) higher and has 5 liters (0.18 ft3) bigger cargo space than BMW 3 Series Touring (2015).