McLaren 650S Coupe (2015) is 237 mm (9.33 inch) wider and 132 kg (291 lbs) lighter than Opel Insignia Country Tourer (2015).
Opel Insignia Country Tourer (2015) is 401 mm (15.79 inch) longer, 310 mm (12.20 inch) higher and has 396 liters (13.98 ft3) bigger cargo space than McLaren 650S Coupe (2015).