MINI Roadster (2015) is 45 kg (99 lbs) lighter than Toyota Matrix (2016).
Toyota Matrix (2016) is 632 mm (24.88 inch) longer, 81 mm (3.19 inch) wider, 160 mm (6.30 inch) higher and has 189 liters (6.67 ft3) bigger cargo space than MINI Roadster (2015).