Porsche Cayenne Coupe vs BMW M4 Competition Comparison

Here’s a detailed comparison between the Cayenne Coupe and M4 Competition. From features, engine specifications and dimensions, to price, this list will help you make an informed decision between the two. The Cayenne Coupe starts at an ex-showroom price of 141.85 for the lowest STD variant, and goes up to 141.85 for the top spec -. The M4 Competition on the other hand, starts at 147.5 for the xDrive and goes up to 147.5 for the -.