This is actually kind of a tough decision for me after seeing the new S5. I've always had a really soft spot for the S5 because it was a coupe and it was very sleek. The power difference isn't too much of an issue for me. But the fuel economy is quite substantial ...
Maybe this could give you something to think about ?
Maybe this could give you something to think about ?
Full Article viaIf you’re worried there’s not enough power from the Audi A5, then get the S5 which runs on a 3.0L turbo V6 worth 354hp. Whereas the V6 on the Infiniti manages combined fuel economy of 22mpg, the S5 touts 32mpg combined.
The icing on the cake for Audi is of course its virtual cockpit instrument cluster, besides optional ambient lighting, increased cargo space, as well as more tech and safety features.
Nevertheless, the automaker also stresses on the coupe’s weight drop of up to 132lbs coupled with an improved drag coefficient of 0.25 that have led to a boost in overall efficiency.

