What is the toyota prius c fuel/octane type?

As the driver of a Toyota Prius, You may be curious about the type of fuELRequired to keep Your engine running smoothly. The Prius uses regular, unleaded gasoline with an octane rating of 87 or above. In high altitude locations, however, You will have access to, and be able to fill up with, octane 85 fuel. This will not cause harm to Your motor when, for example, driving in the mountains, versus on flat land and highways. Octane 87 and higher indicates that You will be able to use any fuel, from the most affordable and easily found, to the premium types of 90 and above, without an issue.