What kind of fuel does the 2013 Lexus RX-450H use?

The 2013 Lexus RX-450H is a hybrid vehicle that uses both gasoline and electricity to power its engine. The gasoline engine is a 3.5-liter V6 that produces 245 horsepower and 234 pound-feet of torque. The electric motor produces 147 horsepower and 202 pound-feet of torque. The hybrid system can produce a total of 295 horsepower. The RX-450H has an EPA-estimated fuel economy rating of 31 mpg in the city and 28 mpg on the highway.