Mercedes GLC-Class (2017) is 27 mm (1.06 inch) wider and 204 mm (8.03 inch) higher than Opel Insignia Grand Sport (2017).
Opel Insignia Grand Sport (2017) is 241 mm (9.49 inch) longer, 735 kg (1,620 lbs) lighter and has 140 liters (4.94 ft3) bigger cargo space than Mercedes GLC-Class (2017).
