Audi RS 5 (2017) is 166 mm (6.54 inch) wider than Opel Insignia Grand Sport (2020).
Opel Insignia Grand Sport (2020) is 175 mm (6.89 inch) longer, 83 mm (3.27 inch) higher, 320 kg (705 lbs) lighter and has 26 liters (0.92 ft3) bigger cargo space than Audi RS 5 (2017).
