Mercedes S-Class (2019) is 348 mm (13.70 inch) longer, 36 mm (1.42 inch) wider, 35 mm (1.38 inch) higher and has 10 liters (0.35 ft3) bigger cargo space than Opel Insignia Grand Sport (2017).
Opel Insignia Grand Sport (2017) is 780 kg (1,720 lbs) lighter than Mercedes S-Class (2019).
