2. Honda Insight
The Honda Insight was a true standout, featuring a lightweight aluminum body and aerodynamic shape. Its innovative design delivered an outstanding 61 mpg city / 66 mpg highway, making it even more efficient than some rivals. Though smaller than the Prius, the Insight set a high bar for hybrid technology and urban commuting. Read more about the 2005 Honda Insight’s specs and performance on Edmunds.