2018 Audi S5 Coupe vs. 2021 Porsche 718 Cayman

Two Coupes with some similarities, but otherwise different in most aspects such as the model year, horsepower, fuel economy, ground shadow size, height, and maximum occupancy. First of all, the is a newer vehicle by 3 model years. Also, a bigger engine usually means less mpg. But the 2018 S5 Coupe has a more powerful engine and it gets 1.5 more mpg than the 2021 718 Cayman. In addition, not only S5 Coupe is slightly larger, but it's also taller than the 718 Cayman. And finally, you'll seat two more passengers in the Audi S5 Coupe than in the Porsche 718 Cayman. Among similarities are the body structure, market segment, and starting price.