The 2018 Tesla Model 3 is available as a 4-door, 5-seat sedan. Starting at $49,000, the 2018 Tesla Model 3 Long RWD is powered by a , 0-cylinder engine mated to an automatic transmission that returns an EPA estimated 136-mpg in the city and 123-mpg on the highway. The top of the line 2018 Tesla Model 3 Mid RWD, priced at $46,000, is powered by a , 0-cylinder engine mated to an automatic transmission that returns an EPA estimated 128-mpg in the city and 117-mpg on the highway.