Lotus Exige (2020) is 475 kg (1,047 lbs) lighter than Opel Insignia Sports Tourer (2020).
Opel Insignia Sports Tourer (2020) is 1103 mm (43.43 inch) longer, 54 mm (2.13 inch) wider, 384 mm (15.12 inch) higher and has 445 liters (15.71 ft3) bigger cargo space than Lotus Exige (2020).