Citroen C6 (2020) is 3 mm (0.12 inch) wider than Opel Insignia Sports Tourer (2014).
Opel Insignia Sports Tourer (2014) is 3 mm (0.12 inch) longer, 50 mm (1.97 inch) higher, 216 kg (476 lbs) lighter and has 139 liters (4.91 ft3) bigger cargo space than Citroen C6 (2020).
