Aston Martin Rapide (2014) is 191 mm (7.52 inch) wider and 20 kg (44 lbs) lighter than Audi A8 (2015).
Audi A8 (2015) is 245 mm (9.65 inch) longer, 121 mm (4.76 inch) higher and has 173 liters (6.11 ft3) bigger cargo space than Aston Martin Rapide (2014).
