Mercedes Benz

Text UPDATE 6/4/21: This review has been updated with test results. The 2021 Porsche Cayenne GTS Coupe's twin-turbo V-8 makes it feel powerful and fast. Its massive exhaust pipes make it sound cool. But it's the integration of that stirring V-8 in the Cayenne lineup's most aggressive chassis setup that makes it good. As what we'd consider the driver's pick among big Porsche SUVs, the mid-range GTS Coupe brings together a performance-price compromise that's difficult to ignore—well, until you start it up and floor the accelerator. Then it's impossible to ignore. The GTS formula for the latest Cayenne, both in coupe and SUV bodies, adds only a few new items from Porsche's parts bin. As in the Panamera GTS, the 4.0-liter V-8 is borrowed from the Cayenne Turbo model yet huffs a little less boost (11.6 psi versus 18.8 psi) to catch a 453-hp buzz, which is closer to the 434-hp Cayenne S than to the 541-hp Turbo. The GTS's 457 pound-feet of torqu...