An Underrated Sedan Keeps Getting Better - We review the 2012 Buick Regal eAssist powered by a 115-kW Li-Ion battery, a 15-kW electric motor, and 2.4L engine.
A supercharged V6, electric assist, and quiet “sailing” mode give the 2012 Porsche Panamera S Hybrid a greener edge, but this luxury sedan still drives like a proper Porsche.