Question: what are the differences between the prius models?
Answer: The main difference between Prius and Prius C lies in the engine power and fuel economy. The standard model yields 121 horsepower and produces 54/50 mileage in the city/highway. Whereas, the C version's mileage is 53/46 in the city/highway. Its 1.5-liter engine can produce 99 horsepower.