Ford Grand C-Max (2015) is 229 mm (9.02 inch) higher than Opel Insignia Grand Sport (2020).
Opel Insignia Grand Sport (2020) is 377 mm (14.84 inch) longer, 35 mm (1.38 inch) wider, 128 kg (282 lbs) lighter and has 15 liters (0.53 ft3) bigger cargo space than Ford Grand C-Max (2015).