Two Sedans with more similarities, such as the body structure, market segment, ground shadow size, height, and maximum occupancy, than differences, like the fuel economy, market segment, starting price, and horsepower. First of all, there is a notable difference in the starting price of the 2015 INFINITI Q70, which is $13,230 less than the base MSRP of the 2016 Lexus GS 450h. Also, the 2015 INFINITI Q70 has bigger and thirstier engine; the 2016 GS 450h gets 11.5 more mpg. Among similarities are the body structure, market segment, ground shadow size, height, and maximum occupancy.