Audi A6 Avant (2018) is 663 mm (26.10 inch) longer, 119 mm (4.69 inch) wider and has 45 liters (1.59 ft3) bigger cargo space than Mazda 6 Atenza (2017).
Mazda 6 Atenza (2017) is 74 mm (2.91 inch) higher and 636 kg (1,402 lbs) lighter than Audi A6 Avant (2018).
