The 2011 Toyota Prius is the third generation of Toyota's pioneering hybrid vehicle. Available in four trims: Two, Three, Four, and Five, it offers varying levels of comfort and convenience. The car's powertrain is a 1.8-liter four-cylinder engine and a pair of electric motors, which together deliver 134 horsepower. The Prius uses a CVT automatic transmission and is front-wheel drive. EPA fuel ratings mark it among the most efficient cars on the road, getting 51 mpg city and 48 mpg on the highway. Standard features include keyless ignition/entry, Bluetooth, and an economic driving mode. Upper trims offer features such as navigation, leather seats, and Toyota's advanced parking guidance system. The 2011 Prius also include Toyota Safety Connect system. Despite its compact exterior, it boasts an impressively roomy and versatile interior.