MINI Roadster (2015) is 355 kg (783 lbs) lighter than Opel Insignia Sports Tourer (2020).
Opel Insignia Sports Tourer (2020) is 1179 mm (46.42 inch) longer, 172 mm (6.77 inch) wider, 124 mm (4.88 inch) higher and has 319 liters (11.27 ft3) bigger cargo space than MINI Roadster (2015).