You couldn't accuse Porsche of being predictable. After years of making endless rear-engined sports cars, the last decade or so has seen SUVs, diesels and hybrids all join... April 4, 2013 by Antony Ingram 5
Steady-speed highway cruising doesn't actually take that much energy compared to accelerating up to, say, 70 mph in the first place. The really hard part is getting... March 29, 2012 by John Voelcker 66
Over several years, Mazda's i-Stop engine start-stop feature has helped owners in other markets to save on their fuel budget—and it's helped commuters in some of the... August 5, 2011 by Bengt Halvorson 6
Chances are, you don't own a car with start-stop technology. But you will. For the uninitiated, start-stop is a simple concept: lift your foot from the accelerator and roll... June 29, 2011 by Sean Tucker 1
Introduced for 2010, the Porsche Panamera horrified purists but lured buyers all over the world. It was Porsche's first-ever four-door sedan, built in part for the burgeoning... May 2, 2011 by John Voelcker 2