BMW 5 Series Gran Turismo (2015) is 1272 mm (50.08 inch) longer, 216 mm (8.50 inch) wider, 170 mm (6.69 inch) higher and has 259 liters (9.15 ft3) bigger cargo space than MINI Roadster (2014).
MINI Roadster (2014) is 885 kg (1,951 lbs) lighter than BMW 5 Series Gran Turismo (2015).