For comparison, the conventional M37 with a 330HP 3.7-liter V6 is rated at 18 mpg City and 26 mpg Highway, while the M56 that is powered by a 420HP 5.6-liter V8, at 16 mpg City and 25 mpg Highway.
Read more »New 2012 Infiniti M35h Hybrid Rated at 29 mpg Combined
The EPA (Environmental Protection Agency) fuel economy figures for Infiniti's all-new M35h are finally out. According to the government agency, the Japanese brand's first-ever hybrid model returns an estimated fuel economy of 27 mpg in the city, 32 mpg on the highway, and 29 mpg on the combined cycle.