Two Sedans with more similarities, such as the body structure, market segment, height, and maximum occupancy, than differences, like the starting price, horsepower, fuel economy, and ground shadow size. First of all, there is a $4,150 difference in the base MSRP. The 2016 Lexus ES 350 has a higher starting price than the 2015 Infiniti Q40. Also, the 2015 Q40 has bigger and thirstier engine; the 2016 ES 350 gets 3 more mpg. And finally, the Q40 is slightly smaller than the ES 350. Among similarities are the body structure, market segment, height, and maximum occupancy.