Opel Insignia Grand Sport (2017) is 239 mm (9.41 inch) longer, 49 mm (1.93 inch) wider, 40 kg (88 lbs) lighter and has 30 liters (1.06 ft3) bigger cargo space than Vauxhall Astra (Sedan) (2014).
Vauxhall Astra (Sedan) (2014) is 45 mm (1.77 inch) higher than Opel Insignia Grand Sport (2017).
