BMW 7 Series (2020) is 207 mm (8.15 inch) longer and 46 mm (1.81 inch) wider than Opel Insignia Country Tourer (2015).
Opel Insignia Country Tourer (2015) is 46 mm (1.81 inch) higher, 415 kg (915 lbs) lighter and has 25 liters (0.88 ft3) bigger cargo space than BMW 7 Series (2020).