BMW 7 Series (2019) is 223 mm (8.78 inch) longer, 39 mm (1.54 inch) wider, 12 mm (0.47 inch) higher and has 25 liters (0.88 ft3) bigger cargo space than Opel Insignia Grand Sport (2020).
Opel Insignia Grand Sport (2020) is 610 kg (1,345 lbs) lighter than BMW 7 Series (2019).
