2024 Cx90 Phev Mpg. Standing alone in the mainstream crossover segment, the phev manages 56 combined mpge if you start with a full battery charge and 25 combined mpg once itโs depleted. The fuel economy meter showed an average of a bit more than 26 mpg, with a low of 24 mpg and a high of 28.5 mpg.
So, unless you’re diligent about plugging in, you might not see much. Us fuel economy (mpg / mpge):