The 2011 Cadillac STS is a AWD full-size luxury sports sedan available in a standard or Luxury Collection trim levels. Both trims are powered by the same 3.6-liter V6 engine that produces 302 hp and 272 lb-ft of torque. Equipped with a 6-speed automatic transmission the STS achieves an EPA estimated 18 mpg city and 27 mpg highway. Features include remote keyless entry, xenon HID headlights, heated mirrors, remote keyless start, dual zone climate control, navigation system, CD player, sunroof, premium sound system, leather seats, rear parking assist, Bluetooth® connectivity, audio jack, and remote vehicle start. Upgrading to the Luxury Collection trims ensures certain standard features like memory settings, wood finish, and Bluetooth® connectivity. Safety consists of driver airbags, passenger airbags, traction control system, electronic stability control, tire pressure monitor, anti-lock braking, OnStar automatic crash response, OnStar crisis assist, and OnStar emergency services. The STS is backed by a 4-year/50,000-mile warranty.

Review 2011 Cadillac STS prices by model/trim level

4dr Sdn V6 AWD w/1SA - MSRP $47,280

4dr Sdn V6 AWD w/1SB - MSRP $50,820

4dr Sdn V6 RWD w/1SA - MSRP $47,280

4dr Sdn V6 RWD w/1SB - MSRP $50,820

4dr Sdn V6 RWD w/1SC - MSRP $56,380