Aston Martin Rapide (2019) is 626 mm (24.65 inch) longer and 142 mm (5.59 inch) wider than Mercedes B-Class (2018).
Mercedes B-Class (2018) is 198 mm (7.80 inch) higher, 595 kg (1,312 lbs) lighter and has 90 liters (3.18 ft3) bigger cargo space than Aston Martin Rapide (2019).