Panamera Hybrid

Porsche is going hybrid—with plug-in hybrid versions of all its major models, eventually. And yes, that means not just the upcoming 918 Spyder and the 2014 Porsche Panamera S E-Hybrid, but also upcoming versions of the Cayenne, and even the 'sacred' mid- or rear-engine sports cars—the 911, Boxster, and Cayman. The Panamera S E-Hybrid, which Porsche says is the first luxury plug-in hybrid (other than the Fisker Karma) was first shown at the 2013 Shanghai Auto Show and will go on sale toward the end of this year, with a sticker price of $99,975. That system can run the vehicle on...