Audi A8 (2015) is 626 mm (24.65 inch) longer, 159 mm (6.26 inch) wider and has 48 liters (1.70 ft3) bigger cargo space than Land Rover Defender (2015).
Land Rover Defender (2015) is 550 mm (21.65 inch) higher and 55 kg (121 lbs) lighter than Audi A8 (2015).