Audi S4 (2017) is 21 mm (0.83 inch) wider than Subaru Outback (2014).
Subaru Outback (2014) is 55 mm (2.17 inch) longer, 212 mm (8.35 inch) higher, 146 kg (322 lbs) lighter and has 425 liters (15.01 ft3) bigger cargo space than Audi S4 (2017).
Size difference at a glance
Audi S4 (2017) is 1.1% shorter than Subaru Outback (2014).
Audi S4 (2017) is 1.2% wider than Subaru Outback (2014).
Audi S4 (2017) is 13.1% lower than Subaru Outback (2014).
Audi S4 (2017) is 9.1% heavier than Subaru Outback (2014).
Audi S4 (2017) is 46.2% smaller in cargo space than Subaru Outback (2014).
Summary
Subaru Outback (2014) is the larger car on 3 of 4 key dimensions.
