Mercedes GLA-Class (2018) is 676 mm (26.61 inch) longer, 150 mm (5.91 inch) wider, 222 mm (8.74 inch) higher and has 194 liters (6.85 ft3) bigger cargo space than MINI Roadster (2015).
MINI Roadster (2015) is 318 kg (701 lbs) lighter than Mercedes GLA-Class (2018).