The 2013 Chevrolet Sonic is a well-balanced ... four-wheel disc brakes and what Chevy calls more aggressive gear ratios. Does that make the RS greater than the LTZ? Not really, and certainly ...

138.0-hp, 1.4-liter, 4 Cylinder Engine (Gasoline Fuel) $0 Starting MSRP Wondering which trim is right for you? Our 2015 Chevrolet Sonic trim comparison will help you decide.

In addition to the Colorado, Chevrolet plans to introduce two new sedans to the Sonic family, the Sonic RS Sedan and the Sonic Dusk. Both represent Chevrolet's commitment to bringing new ...

The performance-inspired Sonic RS sedan joins the RS hatchback in the lineup and is powered by the Ecotec 1.4L turbo engine rated at 138 horsepower (103 kW) and 148 lb-ft of torque (200 Nm).