With regular maintenance, a Toyota Prius owner can expect 250,000 miles out of their Prius, with some owners topping the 300,000-mile mark and going strong. Buying a Prius worth it The Toyota Prius is a good car. It bests nearly all other hybrid cars in fuel efficiency and boasts a huge cargo hold. There's also ample, comfortable seating space and a long list of features. However, its driving dynamics are less than stellar, with weak acceleration and little steering response.