Compare images of 2018 Audi S4 and 2019 INFINITI Q50 Red Sport by choosing the desired model and trim and then selecting the comparison image.
Two Sedans with more similarities, such as the body structure, market segment, starting price, ground shadow size, height, and maximum occupancy, than differences, like the modifications, horsepower, and fuel economy. First of all, the 2019 INFINITI Q50 Red Sport has bigger and thirstier engine; the 2018 Audi S4 gets 2 more mpg. Among similarities are the body structure, market segment, starting price, ground shadow size, height, and maximum occupancy.