Hybrid cars combine a traditional gas engine with a mild electric system. The best hybrid cars provide significant fuel economy gains without sacrificing performance, driving enjoyment, or value. The Toyota RAV4 Hybrid is the best-selling hybrid SUV in the country. That model is only $1,200 more than the standard SUV and provides a huge efficiency boost alongside smoother power delivery and superior performance. It’s among the best hybrid SUVs on sale. Other hybrids that deliver high mpgs include the Honda CR-V Hybrid, Toyota Prius, as well as plug-in hybrids such as the Jeep Wrangler 4xe, Jeep Grand Cherokee 4xe, and Toyota RAV4 Prime.