The 2019 Lexus ES 300h is available as a 4-door, 5-seat sedan. Starting at $41,560, the 2019 Lexus ES 300h Base is powered by a 2.5L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 43-mpg in the city and 45-mpg on the highway. The top of the line 2019LexusES 300hLuxury , priced at $ 44,215 , is powered by a 2.5L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 43-mpg in the city and 45-mpg on the highway.