Soo "Boost" mode is Sport mode in the F and "Eco" Mode would be regular drive or snow mode.
They are similar in concept but functionality is far different. The boost modes are more aggressive and tiered so you can be more gradual with the aggressiveness. Also the throttle controller works on the concept of keeping the throttle body plate in a physically more open position, making the throttle response that much more quick.Soo "Boost" mode is Sport mode in the F and "Eco" Mode would be regular drive or snow mode.