Check out the 2012 Buick Regal with eAssist and Regal GS

The 2012 Regal with eAssist comes from pairing the direct-injected 2.4L four-cylinder Ecotec engine with a lithium ion battery system and electric motor-generator that enables regenerative braking capability. The Regal GS offers 270 horsepower and 295 pound-feet of torque while still delivering an estimated 27 mpg on the highway.

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CNET Reviews staff