Audi R8 Spyder (2020) is 151 mm (5.94 inch) longer and 175 mm (6.89 inch) wider than Mazda 6 Atenza (2014).
Mazda 6 Atenza (2014) is 302 mm (11.89 inch) higher, 381 kg (840 lbs) lighter and has 281 liters (9.92 ft3) bigger cargo space than Audi R8 Spyder (2020).
Size difference at a glance
Audi R8 Spyder (2020) is 3.5% longer than Mazda 6 Atenza (2014).
Audi R8 Spyder (2020) is 9.9% wider than Mazda 6 Atenza (2014).
Audi R8 Spyder (2020) is 19.6% lower than Mazda 6 Atenza (2014).
Audi R8 Spyder (2020) is 29.9% heavier than Mazda 6 Atenza (2014).
Audi R8 Spyder (2020) is 55.4% smaller in cargo space than Mazda 6 Atenza (2014).
Overall footprint
Audi R8 Spyder (2020) has a 13.8% larger overall footprint (length × width).