The 2011 Acura RDX, offered in Base and Technology trims, is a compact luxury crossover bringing a class-leading balance of performance, comfort, and technology. Under its hood, the RDX sports a turbocharged 2.3-liter 4-cylinder engine generating 240 horsepower and 260 lb-ft of torque - teamed with a 5-speed automatic transmission. Standard features include 18-inch wheels, a sunroof, and dual-zone automatic climate control. Acura's technology package adds features like a navigation system with real-time traffic and weather, a 10-speaker Acura/ELS surround-sound audio system, and a multi-view rearview camera. The 2011 RDX comes standard with front-seat side airbags, active front head restraints, antilock brakes, stability and traction control, and side curtain-type airbags.