BMW 5 Series (2020) is 1209 mm (47.60 inch) longer, 183 mm (7.20 inch) wider, 89 mm (3.50 inch) higher and has 289 liters (10.21 ft3) bigger cargo space than MINI Roadster (2014).
MINI Roadster (2014) is 439 kg (968 lbs) lighter than BMW 5 Series (2020).