BMW 5 Series Gran Turismo (2017) is 91 mm (3.58 inch) longer, 45 mm (1.77 inch) wider and 46 mm (1.81 inch) higher than Opel Insignia Country Tourer (2014).
Opel Insignia Country Tourer (2014) is 315 kg (694 lbs) lighter and has 40 liters (1.41 ft3) bigger cargo space than BMW 5 Series Gran Turismo (2017).