Mercedes S-Class Coupe (2015) is 113 mm (4.45 inch) longer and 41 mm (1.61 inch) wider than Opel Insignia Sports Tourer (2017).
Opel Insignia Sports Tourer (2017) is 99 mm (3.90 inch) higher, 350 kg (772 lbs) lighter and has 160 liters (5.65 ft3) bigger cargo space than Mercedes S-Class Coupe (2015).
