Audi S4 (2015) is 14 mm (0.55 inch) higher, 196 kg (432 lbs) lighter and has 21 liters (0.74 ft3) bigger cargo space than BMW 6 Series Gran Coupe (2017).
BMW 6 Series Gran Coupe (2017) is 293 mm (11.54 inch) longer and 69 mm (2.72 inch) wider than Audi S4 (2015).
Size difference at a glance
Audi S4 (2015) is 5.8% shorter than BMW 6 Series Gran Coupe (2017).
Audi S4 (2015) is 3.6% narrower than BMW 6 Series Gran Coupe (2017).
Audi S4 (2015) is 1% taller than BMW 6 Series Gran Coupe (2017).
Audi S4 (2015) is 10.3% lighter than BMW 6 Series Gran Coupe (2017).
Audi S4 (2015) is 4.6% larger in cargo space than BMW 6 Series Gran Coupe (2017).
Overall footprint
BMW 6 Series Gran Coupe (2017) has a 9.3% smaller overall footprint (length × width).
