A rearview camera is a new option for this gas/electric hybrid car. Prius also gets minor styling changes for 2006. This five-passenger 4-dr hatchback teams a 4-cyl gasoline engine with a battery-powered electric motor for 110 hp. Toyota's hybrid system automatically runs on one or both of its power sources to balance acceleration and fuel economy. No plug-in charging is required. Prius has a continuously variable transmission (CVT). ABS and traction control are standard. Options include an antiskid system, front side airbags, and curtain side airbags. Also available are a wireless cell phone link and a navigation system.